objects are perpendicular if they intersect at right angles, i.e. at an angle of 90 degrees or π/2 radians. The condition of perpendicularity may be represented...

surface of the stem, or main bow perpendicular member, to the after surface of the sternpost, or main stern perpendicular member. When there is no sternpost...

Perpendicular Gothic (also Perpendicular, Perp, Rectilinear, or Third Pointed) architecture was the third and final style of English Gothic architecture...

geometric notion of perpendicularity. Although many authors use the two terms perpendicular and orthogonal interchangeably, the term perpendicular is more specifically...

Perpendicular recording (or perpendicular magnetic recording, PMR), also known as conventional magnetic recording (CMR), is a technology for data recording...

The perpendicular axis theorem (or plane figure theorem) states that for a planar lamina the moment of inertia about an axis perpendicular to the plane...

mathematics, orthogonality is the generalization of the geometric notion of perpendicularity to linear algebra of bilinear forms. Two elements u and v of a vector...

may also refer to: Perpendicular axis theorem Perpendicular plate of ethmoid bone Perpendicular plate of palatine bone Perpendicular Gothic architecture...

similar-looking perpendicular symbol (⟂, \perp in LaTeX, U+27C2 in Unicode) is a binary relation symbol used to represent: Perpendicularity of lines in geometry...

Perpendicular plate can refer to: Perpendicular plate of ethmoid bone Perpendicular plate of palatine bone This disambiguation page lists articles associated...

geometry, the perpendicular distance between two objects is the distance from one to the other, measured along a line that is perpendicular to one or both...

Point Perpendicular is a point at the southern tip of the Beecroft Peninsula and at the northern entry to Jervis Bay, in New South Wales, Australia. It...

the vertical direction (up, as one stands on the Earth's surface) is perpendicular to the Earth's axis of rotation at the equator, while the axis of rotation...

armrests. The receiving partner sits in the penetrating partner's lap, perpendicular to penetrating partner, with their back against the armrest. The penetrating...

Perpendicular Point Perpendicular Point is a small headland on the West Coast of New Zealand's South Island, overlooking the Tasman Sea. It lies about...

an object's rotational axis and its orbital axis, which is the line perpendicular to its orbital plane; equivalently, it is the angle between its equatorial...

directions or compass points. The direction is the opposite of north and is perpendicular to both west and east. The word south comes from Old English sūþ, from...

with sails set mainly in the median plane of the keel, rather than perpendicular to it, as on a square-rigged vessel. Fore-and-aft rigged sails include...

or movement. The word is of French origin, with "aplomb" meaning "perpendicularity", literally "according to the plummet". French ballet master Jean-Étienne...

curbside or central parking. Curbside parking may be parallel, angled or perpendicular parking. Parallel parking is often considered a complicated maneuver...

compass points or cardinal directions. It is the opposite of south and is perpendicular to east and west. North is a noun, adjective, or adverb indicating direction...

bilaterians that divides the body into right and left sections. It is perpendicular to the transverse and coronal planes. The plane may be in the center...

}\mathbf {a} } or a∥b. The vector component or vector resolute of a perpendicular to b, sometimes also called the vector rejection of a from b (denoted...

runs the length of the mating surfaces and another where the spline is perpendicular to the joined edges. Common applications include picture frames, pipes...

vector perpendicular to the plane of the pendulum. (The second to last step uses the vector triple product expansion with the perpendicularity of α {\displaystyle...

describes a necessary and sufficient condition for three lines that are perpendicular to the (extended) sides of a triangle having a common point of intersection...

three-dimensional space appear to converge. When the set of parallel lines is perpendicular to a picture plane, the construction is known as one-point perspective...

geometrical figure consisting of two intersecting lines or bars, usually perpendicular to each other. The lines usually run vertically and horizontally. A...

a motor vehicle it places one or more horizontal arms (or "links") perpendicular to and forward of the axle on the chassis or unibody, which are connected...

system. They form a parallelogram prism. Hence two pairs of vectors are perpendicular (meet at right angles), while the third pair makes an angle other than...

its arguments, the cross product can be thought of as a measure of perpendicularity in the same way that the dot product is a measure of parallelism. Given...

forbidden in Islam; the body is buried without a casket and aligned perpendicular to the qibla. The head may be turned to face the qibla as well. Mourning...

patty made of ground meat a kind of fish cut where the fish is sliced perpendicular to the spine, rather than parallel (as with fillets); often synonymous...

implications. Wind direction is usually almost parallel to isobars (and not perpendicular, as one might expect), due to Earth's rotation. The meter per second...

(sway) translation in three perpendicular axes, combined with changes in orientation through rotation about three perpendicular axes, often termed yaw (normal...

other words, it is the intersection of the spheroid with the plane perpendicular to its axis of rotation and midway between its geographical poles. On...

it is right if the axis is perpendicular to both bases, and oblique otherwise. The height of a frustum is the perpendicular distance between the planes...

chassis; the opposite end terminates in a lever, the torsion key, mounted perpendicular to the bar, that is attached to a suspension arm, a spindle, or the...

Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed. Gauge pressure...

that is perpendicular to a given object. For example, the normal line to a plane curve at a given point is the infinite straight line perpendicular to the...

dishes. Steak is generally a cut of beef sliced perpendicular to the muscle fibers, or of fish cut perpendicular to the spine. Meat steaks are usually grilled...

by traveling to Horneaters Peak and seeking a gateway known as the Perpendicularity. The group travels south and stumbles upon a mysterious lighthouse...

animals, fish from the genus Corydoras reproduce orally. The male faces perpendicularly to the female so that she may be able to attach to his reproductive...

commonly used arrangement, running the length of the vehicle and mounted perpendicular to the wheel axle, but numerous examples of transverse leaf springs...

stacked such that each layer has its grain set typically (see below) perpendicular to its adjacent layers. This alternation of the grain is called cross-graining...

applied to that system. The force applied on a surface in a direction perpendicular or normal to the surface is also called thrust. Force, and thus thrust...

versatile cutting tool similar to an axe but with the cutting edge perpendicular to the handle rather than parallel. Adzes have been used since the Stone...

referring to the vertical perpendicular to a horizontal base line. Closely related and important geometrical concepts are perpendicular lines, meaning lines...

hand tool used for digging. Its head is typically metal, attached perpendicularly to a longer handle, traditionally made of wood, occasionally metal...

spiraling around the tube; unlike penne, the ends of rigatoni are cut perpendicular to the tube walls instead of diagonally. The word rigatoni comes from...

reflected ray, and the normal to the surface all lie in a same plane perpendicular to reflecting plane. Specular reflection may be contrasted with diffuse...

in that the motion of the object used in a stabbing generally moves perpendicular to and directly into the victim's body, rather than being drawn across...

(a reference ray). The three cylindrical coordinates are: the point perpendicular distance ρ from the main axis; the point signed distance z along the...

in the direction perpendicular to the corrugations, but not parallel to them, because the steel must be stretched to bend perpendicular to the corrugations...

was offered until 1961. The car progressed in 1953 from its original perpendicular or "sit-up-and-beg" style to a more modern three-box structure. Some...

are hexagonal planes called basal planes and the direction that is perpendicular to the basal planes is called the c-axis. The process begins when surface...

than." He also introduced the upside-down "T" symbol (⊥) to express perpendicularity. In regards to the notation for exponents, Herigone wrote a, a2, a3...

discordant coastlines, where bands of rock of alternating resistance run perpendicular to the coast. Bays form when weak (less resistant) rocks (such as sands...

opposite parallel line segments aligned in each of the space's dimensions, perpendicular to each other and of the same length. A unit hypercube's longest diagonal...

directed perpendicularly from the axis of rotation of the frame. The magnitude of the centrifugal force F on an object of mass m at the perpendicular distance...

two-dimensional manifold on which one cannot define a consistent direction perpendicular to the surface (normal vector) that varies continuously over the whole...

correspond to the original sedimentary layering, but instead is in planes perpendicular to the direction of metamorphic compression. The foliation in slate...

changing the growth pattern of the skull. Because the skull cannot expand perpendicular to the fused suture, it compensates by growing more in the direction...

of the water more easily. By contrast, if the angle of entry is more perpendicular to the water body surface, the current will more deeply penetrate the...

arts where it is known as the tunkua. It consists of a stick with a perpendicular handle attached a third of the way down the length of the stick, and...

long, estimated at 4 to 8 m (13 to 26 ft). These appendages are held perpendicular to the body, creating "elbows". How the squid feeds is yet to be discovered...

bicycle routes. The grade may refer to the longitudinal slope or the perpendicular cross slope. There are several ways to express slope: as an angle of...

with perpendicular distance to L equal to that of P. The line L is called the axis, center, or base line of the hypercycle. The lines perpendicular to L...

produces approximately cylindrical tissue, instead becomes elongated perpendicularly to the direction of growth, thus producing flattened, ribbon-like,...

non-political peers. They take their name from the crossbenches, between and perpendicular to the government and opposition benches, where crossbenchers sit in...

acting on a spinning body in a moving airstream, which produces a force perpendicular to both the direction of the airstream and the axis of the rotor. A...

particle at rest is put under a uniform electric and magnetic field perpendicular to one another, the particle’s trajectory draws out a cycloid. It was...

flattened cells that overlie a base layer (stratum basale) composed of perpendicular columnar cells. The layers of cells develop from stem cells in the basal...

Mercator projection or on a Gall-Peters projection, each meridian is perpendicular to all circles of latitude. Assuming a spherical Earth, a meridian is...

infinitely on both directions into a line, the object is a secant line. The perpendicular line passing through the chord's midpoint is called sagitta (Latin for...

Normal stress, on the other hand, arises from the force vector component perpendicular to the material cross section on which it acts. The formula to calculate...

dimensions parallel to the line of sight appear shorter than its dimensions perpendicular to the line of sight. All objects will recede to points in the distance...

most notably Swithun. It has a very long and very wide nave in the Perpendicular Gothic style, an Early English retroquire, and Norman transepts and...

darkest material", absorbing up to 99.965% of visible light measured perpendicular to the material. The coatings are unique in that they are super-black...

vector from an observer (origin) to a point of interest is projected perpendicularly onto a reference plane (the horizontal plane); the angle between the...

to the two events (the only exception being when motion is exactly perpendicular to the line connecting the locations of both events). The relativity...

experiences a force perpendicular both to that field and to the direction of the current flow (i.e. they are mutually perpendicular). A left hand can be...

The distance (or perpendicular distance) from a point to a line is the shortest distance from a fixed point to any point on a fixed infinite line in Euclidean...

of a skeletal frame made by placing two linked congruent circles in perpendicular planes, so that the center of each circle lies on the edge of the other...

horizontal coordinate system, which is an infinite eye-level plane perpendicular to a line that runs (a) from the center of a celestial body (b) through...

which case the second set is usually perpendicular to the first (as illustrated). When the two sets are perpendicular, this is also known as a grid (as in...

A perpendicular paramagnetic bond is a type of chemical bond that does not exist under normal, atmospheric conditions. Such a phenomenon was first hypothesized...

very much refraction of the transmitted radar wave vector; thus, the perpendicularity requirement could not be easily met at high latitudes. At HF frequencies...

an aerodynamic force and can be resolved into two components: lift (perpendicular to the freestream velocity) and drag (parallel to the freestream velocity)...

significant surviving parts of the cathedral in Early English, Decorated and Perpendicular. The cathedral holds one of the four remaining copies of the original...

eye and perceived as if perpendicular. His arguments regarding perpendicular rays do not clearly explain why only perpendicular rays were perceived; why...

In physics, a transverse wave is a wave that oscillates perpendicularly to the direction of the wave's advance. In contrast, a longitudinal wave travels...

curve, called the tangential component of the vector, and another one perpendicular to the curve, called the normal component of the vector. Similarly,...

cylinder are congruent figures. If the elements of the cylinder are perpendicular to the planes containing the bases, the cylinder is a right cylinder...

applying reciprocating force to the crank. There is usually a bar perpendicular to the other end of the arm, often with a freely rotatable handle or...

A meat chop is a cut of meat cut perpendicular to the spine, and usually containing a rib or riblet part of a vertebra and served as an individual portion...

bisector. The perpendicular bisector of a line segment is a line which meets the segment at its midpoint perpendicularly. The perpendicular bisector of...

served a similar purpose. In the later Gothic, and more especially the Perpendicular Period, the introduction of transoms became common in windows of all...

Conversely, a line or plane is said to be horizontal (or leveled) if it is perpendicular to the vertical at a given point. By extension, the concept applies...

much more common in men than in women. Although a guiche normally runs perpendicular to the direction of the penis, lateral placements are possible. An anal...

carry loads perpendicular to its long (or "horizontal") axis. This contrasts with a strut or column, which bears its load perpendicular to its short...

natural geometry (may also be referred to as ’’mates’’): collinearity, perpendicularity, tangency, symmetry, coincidency, and parallelism are ways of establishing...

enclosed in a sufficiently large sphere. An ellipsoid has three pairwise perpendicular axes of symmetry which intersect at a center of symmetry, called the...

Point Perpendicular Light is a lighthouse located on Point Perpendicular, a point at the southern tip of the Beecroft Peninsula, in New South Wales, Australia...

plane, is the plane passing through its barycenter (center of mass) perpendicular to its angular momentum vector. This plane is sometimes called the "Laplacian"...

reflection in the asymptote, which is a diameter of the other hyperbola. As perpendicularity is the relation of conjugate diameters of a circle, so hyperbolic orthogonality...

just steak, is a flat cut of beef with parallel faces, usually cut perpendicular to the muscle fibers. In common restaurant service a single serving...

maximum or minimum elevation, the relative yearly motion of the Sun perpendicular to the horizon stops and reverses direction. Outside of the tropics...

are blocks and in some other cases, the crossing streets or roads are perpendicular to each other. However, two roads may cross at a different angle. In...

plane that divides the body into dorsal and ventral sections. It is perpendicular to the sagittal and transverse planes. The coronal plane is an example...

and the planes of rotation of each axle. These planes of rotation are perpendicular to the axes of rotation and do not move as the axles rotate. The two...

Sherborne Building Stone (Jurassic, Bajocian) of Dorset, England; slab cut perpendicular to bedding. Thalassinoides burrows give a unique texture to this crest...

reflected ray is OQ. By projecting an imaginary line through point O perpendicular to the mirror, known as the normal, we can measure the angle of incidence...

{\displaystyle {\vec {a}}} and b → {\displaystyle {\vec {b}}}  is a vector perpendicular to the plane spanned by a → {\displaystyle {\vec {a}}} and b → {\displaystyle...

oblique prism is a prism in which the joining edges and faces are not perpendicular to the base faces. Example: a parallelepiped is an oblique prism whose...

to f ( a ) {\displaystyle f(a)} . This relation is analogous to the perpendicularity of exp(a i) and i exp(a i) when i2 = − 1. Since exp ⁡ ( a j ) exp ⁡...

draft aft (stern) is measured at the perpendicular of the stern. The draft forward (bow) is measured at the perpendicular of the bow. The mean draft is typically...

down wind, the sails of the foremast are oriented in the direction perpendicular to those of the mainmast. Thus, the masts cancel out of their push on...

Where: F {\displaystyle F} is defined as the instantaneous load applied perpendicular to the sample cross section. A 0 {\displaystyle A_{0}} is defined as...

they orbit sufficiently closely. The equatorial plane is the plane perpendicular to the axis of rotation of the central body. An inclination of 30° could...

travelled or displacement in the direction of the force, and not the perpendicular distance from a fulcrum (i.e. the lever arm length) as it does when...

often described by its frequency—the number of oscillations of the perpendicular electric and magnetic fields per second—expressed in hertz. Radio frequency...

coordinates, which are the signed distances to the point from two fixed perpendicular oriented lines, called coordinate lines, coordinate axes or just axes...

obscures its reflection, guaranteeing that the user's line of sight is perpendicular to the mirror and therefore to the scale. When viewed through a stereo...

and A, E are points on the circumcircle. Draw another diameter GOC, perpendicular to AOE. (Note in passing that A,C,E,G are vertices of a square). Draw...

enriched, but not perforated. These are common in the Decorated and Perpendicular periods. A parapet surrounds a New York City rooftop, shielding the...

flux is a scalar quantity, defined as the surface integral of the perpendicular component of a vector field over a surface. The word flux comes from...

curve. But the knot has rotational symmetry. The axis is about a line perpendicular to the page for the 3-coloured image. The trefoil knot is nontrivial...

faint odour of a fox or a badger, the trainer would drag a red herring perpendicular to the animal's trail to confuse the dog. The dog eventually learned...

wedded. Its architectural symbol was the Sky Ride, a transporter bridge perpendicular to the shore on which one could ride from one side of the fair to the...

layers slide past one another smoothly. There are no cross-currents perpendicular to the direction of flow, nor eddies or swirls of fluids. In laminar...

lightly spaced lines, whereas green could be made of two layers of perpendicular dense lines, resulting in a realistic image. Crosshatching is the technique...

up for the replacement of the cathedral in the 1920s with a larger Perpendicular Gothic edifice. However, construction was interrupted by the onset of...

the lever and F2 is the output force. The distances a and b are the perpendicular distances between the forces and the fulcrum. Since the moments of torque...

applications. For example, a self-aligning nut allows the nut to find its own perpendicularity to the thread axis by floating via a pair of spherical bearing surfaces...

event in which the competitors used a vaulting horse set sideways (perpendicular to the approach) to make a single flip. This was the only time that...

dealt with three-dimensional geometry. Book XI develops notions of perpendicularity, parallelism, and orthogonality of lines and planes, the construction...

point of the star measured along a perpendicular forming the hoistward sides of these two points. The perpendicular shall form a tangent to the outside...

Squares or box ball) is a sport played on a square court divided by two perpendicular lines into four identical boxes creating four squares labelled 1–4 or...

the force of gravity acts everywhere perpendicular to the geoid, meaning that plumb lines point perpendicular and bubble levels are parallel to the geoid...

rectangular forms with an emphasis on the perpendicular, characteristic of the style, known as Perpendicular Gothic in England, of the 15th and early 16th...

when relativistic charged particles are subject to an acceleration perpendicular to their velocity (a ⊥ v). It is produced artificially in some types...

edge (UK) or beveled edge (US) is an edge of a structure that is not perpendicular to the faces of the piece. The words bevel and chamfer overlap in usage;...

theorem can be used to prove Van Aubel's theorem, on the congruence and perpendicularity of segments through centers of four squares constructed on the sides...

tetrahedron are perpendicular, then it is called an orthocentric tetrahedron. When only one pair of opposite edges are perpendicular, it is called a semi-orthocentric...

Hui (c. 263) gives a version of the calculation above, for measuring perpendicular distances to inaccessible places. Direction finding GSM localization...

symmetry, Ip is moment of inertia about either of the other two equal perpendicular principal axes, and α is the angle between the moment of inertia direction...

guards took the form of a straight crossbar (later called "quillon") perpendicular to the blade. Beginning in the 16th century in Europe, guards became...

other electromagnetic radiation, obtained by choosing a curve that is perpendicular to the wavefronts of the actual light, and that points in the direction...

The perpendicular plate of the ethmoid bone (vertical plate) is a thin, flattened lamina, polygonal in form, which descends from the under surface of...

dry whale baleen also exhibit significantly different parallel and perpendicular compressive stress to compressive strain response. Although parallel...

VII Chapel, at the east end of the church, is a typical example of Perpendicular Gothic architecture; antiquarian John Leland called it orbis miraculum...

W {\displaystyle W} . Informally, it is called the perp, short for perpendicular complement. It is a subspace of V {\displaystyle V} . Let V = ( R 5...

A right circular cylinder is a cylinder whose generatrices are perpendicular to the bases. Thus, in a right circular cylinder, the generatrix and the...

shoulder tendon. Used whole, the infraspinatus is a top blade roast; cut perpendicularly, it gives top blade steaks; filleted into two long, flat cuts by seam...

Perpendicular bisector construction can refer to: Bisection § Line segment bisector, on the construction of the perpendicular bisector of a line segment...

A radial flux motor generates flux perpendicular to the axis of rotation. By contrast, an axial flux motor generates flux parallel to the axis. The features...

a force on the object. Lift is the component of this force that is perpendicular to the oncoming flow direction. It contrasts with the drag force, which...

state. Vessels fare better against large waves when sailing directly perpendicular to oncoming surf. In a cross sea scenario, that becomes impossible as...

understanding light as a wave with field components in transverse polarization (perpendicular to the direction of the wave vector). A mathematical description of...

has a humid maritime, temperate climate with the Southern Alps lying perpendicular to the prevailing westerly flow of air. Annual precipitation varies...

sails which are carried on horizontal spars that, when at rest, are perpendicular (or square) to the centre line of the vessel. This is in contrast to...

and base. Every isosceles triangle has reflection symmetry across the perpendicular bisector of its base, which passes through the opposite vertex and divides...

quadrilateral is orthodiagonal (that is, has diagonals that are perpendicular), then the perpendicular to a side from the point of intersection of the diagonals...

such as across the Great Plains. Sand dunes can orient themselves perpendicular to the prevailing wind direction in coastal and desert locations. Insects...

metres (66 ft) wide and 2.5 kilometres (1.6 mi) in length, extends perpendicular to the flow of the river. The average amount of water running down the...

geodetic latitude of a point is the angle formed between the vector perpendicular (or normal) to the ellipsoidal surface from the point, and the plane...

Broderbund for the Nintendo Entertainment System. It employs a pair of perpendicular consumer IR sensor panels to translate the user's hand movements into...

electric current in the conductor and to an applied magnetic field perpendicular to the current. Such potential difference is known as the Hall voltage...

vectors, which lie in different directions (not necessarily mutually perpendicular) and span the lattice. The choice of primitive vectors for a given Bravais...

vector parallel to the direction of heat flow, whose magnitude gives the thermal energy per unit time crossing a unit area perpendicular to the flow....

than LOA. The National Register of Historic Vessels Length between perpendiculars List of longest ships "Boat Moorage". Mosquito Creek Marina. Retrieved...

characteristic of this bone is the strong odontoid process (dens) that rises perpendicularly from the upper surface of the body and articulates with C1. The body...

parallel to the hammer's handle. The cross-peen hammer's wedge is oriented perpendicular to the handle. The head of a diagonal-peen hammer, as the name implies...

throws a forward pass, the quarterback's shoulders are aligned roughly perpendicular to the line of scrimmage, with the non-dominant shoulder closer to downfield...

Roll Vertical axis or yaw axis — an axis drawn from top to bottom and perpendicular to the other two axes. Transverse axis, lateral axis, or pitch axis —...

is a Grade I listed building and has been described as the grandest Perpendicular style church in Kent. Founded by the Archbishop of Canterbury William...

this means that each pair of rows in a Hadamard matrix represents two perpendicular vectors, while in combinatorial terms, it means that each pair of rows...

right arm extended directly above the head and the left arm extended perpendicular to the pole (vice versa for left-handed vaulters). At the same time...

surface is subdivided by a longitudinal ridge, sometimes called the perpendicular line, into two parts: the medial part is smooth, and covered by the...

(e.g. parallel to a layer), is different from that in another (e.g. perpendicular to a layer). This property is used in the gas and oil exploration industry...

line segment. If another identical line segment is its length in a perpendicular direction from itself, it sweeps out and forms a square (2-cube). The...

tubes that are gradually curved. This makes their entry into the drums perpendicular, thus simpler to make a reliable seal. Designed by the shipbuilder John...

system and the zenith angle are complementary angles, with the horizon perpendicular to the zenith. The astronomical meridian is also determined by the zenith...

ft), is a unit of torque representing one pound of force acting at a perpendicular distance of one foot from a pivot point. Conversely one foot pound-force...

two lines, each attached to a crosspiece mounted on the rudder head perpendicular to the plane of the rudder blade." The earliest evidence comes from...

planet rotates on its own axis. The axis of the Earth's rotation is not perpendicular to the plane of its orbit around the Sun (which is parallel with the...

"gridiron" in the 1880s. For a few years in the early 20th century, lines perpendicular to the lines at 5-yard intervals spanned the length of the field, giving...

oriented in the same direction, with their long sides touching, and are perpendicular to the ones in the layer immediately below. A plastic tray provided...

aligned to the panel's strength axis, while the internal layers are perpendicular. The number of layers placed is determined partly by the thickness of...

(or tangential) component v ⊥ {\displaystyle \mathbf {v} _{\perp }} perpendicular to the radius. When there is no radial component, the particle moves...

string of five or more volcanic vents along a north–south trend that is perpendicular to that of the Central American Volcanic Arc in Guatemala. From north...

involves cutting away corners; to preserve symmetry, the cut is in a plane perpendicular to the line joining a corner to the center of the polyhedron and is...

material, smaller structures on the beach may be installed, usually perpendicular to the water's edge. Their action on waves and current is intended to...

any parallelogram with perpendicular diagonals (the second property) is a rhombus. In general, any quadrilateral with perpendicular diagonals, one of which...

planar structures, perpendicular to the growth rings, which are visible to the naked eye. In a transverse section (perpendicular to the vertical axis...

domestic Tudor, strongly influenced by perpendicular Gothic, to the Italian Renaissance classical style. Perpendicular Gothic owed nothing historically to...

spaces orthogonally (that is, along a rank or file) and then one space perpendicular to that movement. It jumps over any pieces in the way, like the knight...

The perpendicular plate of palatine bone is the vertical part of the palatine bone, and is thin, of an oblong form, and presents two surfaces and four...

action in which the barrel(s) are hinged much like a door and rotate perpendicularly to the bore axis to expose the breech and allow loading and unloading...

and planes for GD&T so that aspects like roundness, flatness, and perpendicularity can be assessed. Coordinate-measuring machines include three main components:...

located one unit from the origin along the imaginary axis (which is perpendicular to the real axis). Being a quadratic polynomial with no multiple root...

single housing. In the transverse direction, the gearbox is positioned perpendicular to the vehicle movement direction. The gearbox and final drive unit...

velocity in all calculations relating to refraction. A wave traveling perpendicular to a boundary, i.e. having its wavefronts parallel to the boundary,...

parabola and are perpendicular to a fixed straight line which is parallel to the axis of the parabola and lies on its perpendicular bisecting plane. Whitney's...

first definition describes a planar curve, that extends in both of the perpendicular directions within its plane; the groove on one side of a gramophone...

will show that △ABC forms a right angle by proving that AB and BC are perpendicular — that is, the product of their slopes is equal to −1. We calculate...

included angle of 120° (γ) and a height (c, which can be different from a) perpendicular to the two base axes. The hexagonal unit cell for the rhombohedral Bravais...

ascending spiral. The workers in the painting have built the arches perpendicular to the slanted ground, thereby making them unstable, and a few arches...

direction, and all values are measured in metres per second. Any wind perpendicular to the runners (from left to right, right to left, or up to down or...

narrow, about 3 feet (1 m) wide and 4.5 feet (1.4 m) high. At its end, a perpendicular gallery of 75 feet (23 m) extended in both directions. Grant and Meade...

ISBN 978-1-108-49698-8. Pseudorapidity η is zero for central collisions, directly perpendicular to the beam at the interaction point. Huterer, Dragan (2023). A course...

to kick for goal by placekick or dropkick from a spot along a line perpendicular to the goal line and passing through the point where the ball was touched...

direction of gravity and is, therefore, perpendicular to the geoid. The angle between the plumb line which is perpendicular to the geoid (sometimes called "the...

rectangular support for the rails in railroad tracks. Generally laid perpendicular to the rails, ties transfer loads to the track ballast and subgrade...

coast, while estuaries are usually drowned river valleys, elongated perpendicular to the coast. Coastal lagoons are classified as inland bodies of water...

transitioning to a regular hexagonal fracture pattern with fractures perpendicular to the cooling surfaces. As cooling continued these cracks gradually...

keyboard, with fingers typically parallel to the strings rather than perpendicular. Tapping has existed in some form or another for centuries. Niccolò...

These polygons are made by drawing lines between gauges, then making perpendicular bisectors of those lines form the polygons. The isohyetal method involves...

when the current is not normal to the area. Only the current passing perpendicular to the surface contributes to the current passing through the surface...

is also the total magnetic flux across a surface of one square meter perpendicular to a magnetic flux density of one tesla; that is, W b = T ⋅ m 2 . {\displaystyle...

rod to move up and down perpendicularly by only fixing it to a piece of iron upon the beam, without chains or perpendicular guides [...] and one of the...

coupling to cause canting of the moments when they are in the plane perpendicular to the c axis. The disappearance of the moment with a decrease in temperature...

opposed to an ordinary Hall sensor, which measures field components perpendicular to the sensor plane, the planar Hall sensor responds to magnetic field...

and compass, a diameter of a given circle can be constructed as the perpendicular bisector of an arbitrary chord. Drawing two diameters in this way can...

foot, or medial metatarsophalangeal joint Width the width of the foot perpendicular to the length Foot and arch lengths correspond to numeric Brannock sizes...

half of the minor axis. The minor axis is the longest line segment perpendicular to the major axis that connects two points on the ellipse's edge. The...

triangle, the length of an altitude, a line segment drawn from a vertex perpendicular to the side not passing through the vertex (referred to as a base of...

"hidden" area; therefore, lanes (perpendicular to streets) and alleys (parallel with streets, or, conceptually, perpendicular to lanes) spill out from the...

overall c d {\displaystyle c_{\mathrm {d} }} of a real square flat plate perpendicular to the flow is often given as 1.17.[citation needed] Flow patterns and...

handle or block to which filaments are affixed in either a parallel or perpendicular orientation, depending on the way the brush is to be gripped during...

eyelet extending from the center of a steel plate buried diagonally, perpendicular to the angle of the guy. In the concrete anchor, a diagonal rod with...

was found that the nosewheel was rotated ninety degrees to the left, perpendicular to the direction of the fuselage.[citation needed] Rather than land...

are equal in magnitude but opposite in direction and separated by a perpendicular distance so that their line of action do not coincide that cause a turning...

aggressor's elbow is hooking the opponent's neck. Often the aggressor remains perpendicular to the opponent, chest on chest. The aggressor's free hand is used to...

Cantor set. The cross-section of the sponge through its centroid and perpendicular to a space diagonal is a regular hexagon punctured with hexagrams arranged...

difference. The back of the thumbs in Anjali mudra face the chest and are perpendicular to other fingers, while the thumbs in Namaskara mudra are aligned with...

platoon of government soldiers taking up defensive positions in a line perpendicular to the road, and eager to interview the Viet Cong, both Flynn and Stone...

Windsor Castle in England is a castle chapel built in the late-medieval Perpendicular Gothic style. It is a royal peculiar (a church under the direct jurisdiction...

the button action is parallel to the motion of the bellows, and not perpendicular to it as with an accordion. Unlike the piano accordion, but in similar...

airplanes. Topspin in ball games is defined as spin about a horizontal axis perpendicular to the direction of travel that moves the top surface of the ball in...

cutting tool is fed into it radially, axially or both. Producing surfaces perpendicular to the workpiece axis is called facing. Producing surfaces using both...

algorithm is a way of finding a set of two or more vectors that are perpendicular to each other. By technical definition, it is a method of constructing...

P} arbitrarily on the smaller circle, as shown. Constructing a line perpendicular to O P ¯ {\displaystyle {\overline {OP}}} passing through P {\displaystyle...

protrusion which projects out from the right side of the cross-guard perpendicular to the flat of the blade, which protects the knuckles of the wielder's...

pascal is defined as the pressure exerted by a force of one newton perpendicularly upon an area of one square metre. It can be expressed in SI units as:...

force is perpendicular to the surface, and is the familiar pressure. In a solid, or in a flow of viscous liquid, the force F may not be perpendicular to S;...

unmagnetized plasma or parallel, perpendicular, or oblique to the stationary magnetic field. Finally, for perpendicular electromagnetic electron waves,...

axis. Rectangular, with points defined by distances from two mutually perpendicular axes, x and y. Contrary to the mathematical convention, in geodetic...

In a line-out, parallel lines of players from each team, arranged perpendicular to the touch-line, attempt to catch the ball thrown from touch. A rule...

theorem and parallelogram law hold in a Hilbert space. At a deeper level, perpendicular projection onto a linear subspace plays a significant role in optimization...

and θ is the angle between the magnetic field lines and the normal (perpendicular) to S. For a varying magnetic field, we first consider the magnetic...

allowing them to be folded onto each other and unfolded again in two perpendicular directions (assuming that no other connections restrict the movement)...

reflector, projects image sideways (chromatic dispersion is zero in case of perpendicular input and output incidence) Roof pentaprism projects image sideways...

in the plane of the area) or with a J {\displaystyle J} (for an axis perpendicular to the plane). In both cases, it is calculated with a multiple integral...

vertical, which is the angle the Earth's rotation axis deviates from perpendicular to the plane of its orbit. This mounting makes it easy to visualize...

marine aquaria Filter paper, a semi-permeable paper barrier placed perpendicular to a liquid or air flow. It is used to separate fine solids from liquids...

base consisting of dough, itself made of flour, thick filling, and perpendicular sides while pies may have softer pastry, looser filling, and sloped...

stations, two plugs are installed in opposite walls, forming a line perpendicular to the drift. For back stations, two plugs are installed in the back...

effect – the redshift of light from a moving source in a direction perpendicular to its velocity—which had been predicted by Einstein in 1905. The strategy...

of illumination if aimed perpendicular to the wall, but if the flashlight is aimed at increasing angles to the perpendicular (maintaining the same distance)...

perpendicular distance from the centerline of one hull to the centerline of the other hull, measured at deck level. For a trimaran: the perpendicular...

spherical polar coordinates. The plane passing through the origin and perpendicular to the polar axis (where the polar angle is a right angle) is called...

the creep. The creep makes trees and shrubs curve to maintain their perpendicularity, and they can trigger landslides if they lose their root footing. The...

surfaces. Broken stone was wedged into the spaces between the tapered perpendicular faces to provide the layer with good lateral control. Telford kept the...

levelled, along with the spirit level. This is done in two horizontal perpendicular directions. Sensitivity is an important specification for a spirit level...

That common point lies within the axis of that motion. The axis is perpendicular to the plane of the motion. If a rotation around a point or axis is...

alters the spacecraft's rotational dynamics so that disturbance torques perpendicular to one axis of the satellite (the axis parallel to the wheel's spin...

form of jewelry. Band: a strip of fabric that fastens around the neck, perpendicular to the body of the garment, to which a collar proper may be attached...

rotating. An object with an inclination of exactly 90 degrees has a perpendicular orbit that is neither prograde nor retrograde. An object with an inclination...

particular electromagnetic field pattern of the radiation in the plane perpendicular (i.e., transverse) to the radiation's propagation direction. Transverse...

had moved perpendicularly through the plane to a position exactly as far from the plane as when it started. When the plane is perpendicular to the principal...

illuminance of approximately 98,000 lux (lumens per square meter) on a perpendicular surface at sea level. The illumination of a horizontal surface will...

point to a line, distance from a point to a plane, or, more generally, perpendicular distance between affine subspaces. Even more generally, this idea can...

century. Church architecture essentially continued in the late medieval Perpendicular Gothic style until the Reformation, and then stopped almost completely...

the perpendicular distance to the wire. The direction ϕ ^ {\displaystyle {\hat {\phi }}} of the magnetic field is tangent to a circle perpendicular to...

distances to three mutually perpendicular planes (or, equivalently, by its perpendicular projection onto three mutually perpendicular lines). The invention...

ball valves its handle will parallel the gas line when open and be perpendicular when closed, making for easy visual identification of its status. Water...

especially in the vertical direction. When viewed at an angle that is not perpendicular to the display, colors will shift, sometimes to the point of completely...

symbol for "perpendicular" is U+27C2: the two symbols look similar, but are separate in Unicode. However, HTML uses U+22A5 as its "perpendicular" symbol:...

of the buildings on the easternmost side of the plaza). It was built perpendicular to L'Enfant Promenade, a north-south running street and pedestrian esplanade...

the 8 mm armour of contemporary tanks if it struck the armour at a perpendicular angle. Both types had their specific advantages and disadvantages: for...

the two media. The polarization of freely propagating light is always perpendicular to the direction in which the light is travelling. The dipoles that...

same length. The only axes of rotational symmetry are three mutually perpendicular twofold axes and four threefold axes. Although regular dodecahedra do...

peaceful cross, is a cross, consisting of two intersecting lines, usually perpendicular to each other, with all arms of equal length. The Greek cross is an...

association, a stellar association that is a star-forming region, roughly perpendicular to the Sun's own direction. In 2019, researchers found interstellar...

the turns, called cant, allows riders to keep their bikes relatively perpendicular to the surface while riding at speed. When travelling through the turns...

opponent's arm. By controlling the opponent's body and pushing the arm perpendicularly away from the opponent's back, pressure can be put on the opponent's...

fibrous voids or inclusions), which reflect light into a direction perpendicular to their orientation, thus forming narrow bands of light. The most famous...

with the tiltrotor this problem is avoided, because the rotors are perpendicular to the motion in the high-speed portions of the flight regime (and thus...

Bolo-guna - A weeding knife with a very short, wide, dull blade and a perpendicular blunt end. It is used mainly for digging roots and weeding gardens....

use, while continuing the poor implementation of Pencil charging on a perpendicular direction from the tablet's Lightning port. He found it sufficient for...

unlike a planar mirror, which does this only if the mirror is exactly perpendicular to the wave front, having a zero angle of incidence. Being directed...

velocity, for example associated with jet streams. Lines of cirrus perpendicular to the jet stream indicate possible CAT, especially if the ends of the...

axis error The horizontal and vertical axes of a theodolite must be perpendicular; if not then a horizontal axis error exists. This can be tested by aligning...

absorbed when polarized parallel to the c crystal axis than when polarized perpendicular to the c axis; the c-parallel polarization is also slightly more reflected...

this point and perpendicular to the radius. To calculate the probability in question imagine the triangle rotated so a side is perpendicular to the radius...

nasal septum is composed of four structures: Maxillary bone (the crest) Perpendicular plate of ethmoid bone Septal nasal cartilage (i.e., quandrangular cartilage)...

eccentricity and ℓ {\displaystyle \ell } is the semi-latus rectum (the perpendicular distance at a focus from the major axis to the curve). If ϵ > 1 {\displaystyle...

Ballet Leg: Beginning in a back layout, one leg is extended and held perpendicular to the body, while the other is held parallel to the surface of the...

exerted at each of those points. Because the plane of contact is not perpendicular to this circle, a radial force is also generated which tends to "burst"...

or the largest value of n). Horizontal plane (σh) is a plane that is perpendicular to the principal axis of rotation. Dihedral plane (σd) is a vertical...

decommissioned and reduced to a taxiway because a new runway is set to be built perpendicular to the current one (parallel to the A11 highway). The new runway will...

displays amazing ingenuity and ornamentation in the design of vaults, the Perpendicular Style of English Gothic. A question remains of what was influenced by...

pseudoazimuthal projections map the equator and central meridian to perpendicular, intersecting straight lines. They map parallels to complex curves bowing...

by a solid "halfway" line, drawn perpendicular to the sidelines at their midpoint. A 0.5m line is marked perpendicular to the halfway lines at its midpoint...

n-fold rotation axis plus n twofold axes perpendicular to that axis. Dnh has, in addition, a mirror plane perpendicular to the n-fold axis. Dnd has, in addition...

when they are perpendicular or at an angle. These welds are commonly referred to as tee joints, which are two pieces of metal perpendicular to each other...

crossguard, or cross-guard, is a bar between the blade and hilt (typically perpendicular to them) intended to protect the wielder's hand and fingers from opponents'...

field. Eddy currents flow in closed loops within conductors, in planes perpendicular to the magnetic field. They can be induced within nearby stationary...

wherein the ratio between the absorption intensity of the parallel and perpendicular polarization increases with angle of incidence nearing 80° or even beyond...

(tesla). A particle, carrying a charge of one coulomb (C), and moving perpendicularly through a magnetic field of one tesla, at a speed of one metre per...

program of instructions for the machine (CAM) in vertical, horizontal and perpendicular coordinates. As with CNC milling machines, CNC routers can be controlled...

effect causes an aerodynamic lift force to be generated in the direction perpendicular to both the long axis and the direction of airflow. The rotor sail is...

span is 295 kilometres (183 mi) long and 200 kilometres (120 mi) in perpendicular width. Marajó Island is surrounded by the following waters, which separate...

hard and elongated enamel ridges called lophs oriented either along or perpendicular to the dental row. Lophodont molars are common in herbivores that grind...

youth. In the foreground is an arrow pointing upwards, resting on three perpendicular legs on top of which are three closed circles, making a stylized image...

orbits), a ceiling fan's blades rotating around a hub, an electron moving perpendicular to a uniform magnetic field, and a gear turning inside a mechanism....

frequency, the strongest radiation is in all unobstructed directions perpendicular to the single pair of opposing wires. Several dipole elements of slightly...

built about 1332 by William de Ramsey, was the earliest example of Perpendicular Gothic. This is confirmed by Alec Clifton-Taylor, who notes that the...

that the concentration of force is either to a point, or to an edge perpendicular to the length of the tool. This allows pincers to be brought close to...

{\displaystyle M} perpendicular to segment P P ′ {\displaystyle PP'} Draw line n {\displaystyle n} through N {\displaystyle N} perpendicular to segment Q Q...

the electric field perpendicular to the edge, so the high surface impedance should be parallel to leading edges and perpendicular to trailing edges, for...

centuries) Decorated Gothic or Second Pointed (mid-13th–late 14th centuries) Perpendicular Gothic or Third Pointed (mid-14th–17th centuries) The architect and...

birefringence, the crystals appear yellow in parallel light and blue with perpendicular light. Calcium pyrophosphate crystals are seen in pseudogout (also known...

the flag. Its centre will be placed on the intersecting point of the perpendicular drawn from the nine-twentieth part of the length of the flag, and the...

destroying an entire city. Explosive force is released in a direction perpendicular to the surface of the explosive. If a grenade is in mid air during the...

(1485–1603). This was a time of architectural transition, as the Gothic Perpendicular style was gradually replaced by a Renaissance aesthetic derived from...

should be removed in the following order. Perpendicularity error This is when the index mirror is not perpendicular to the frame of the sextant. To test for...

Scott had advocated for the use of the Decorated gothic rather than the perpendicular, Tudor elements figured heavily in the early examples of the Gothic...

rings guides the piston and rod and absorb the radial forces that act perpendicularly to the cylinder and prevent contact between sliding the metal parts...

triangle or rectangular triangle, is a triangle in which two sides are perpendicular, forming a right angle (1⁄4 turn or 90 degrees). The side opposite to...

sights. Iron sights are typically composed of two components mounted perpendicularly above the weapon's bore axis: a 'rear sight' nearer (or 'proximal')...

above their fist to act as a hammer, and one or two fingers extended perpendicular to it acting as a barrel. The middle finger can also act as the trigger...

the city laid out in 1837. It also includes parts of the parallel and perpendicular streets to the north, bounded by Victoria Street and Peel Street, and...

a longitudinal lamina is cut from the tooth and a hole is drilled perpendicular to the lamina. The hole is then fitted with a cylindrical lens. The...

basketball, a hook shot is a play where the offensive player, usually turned perpendicular to the basket, gently throws the ball using a sweeping motion of the...

will remain constant. However, due to the derivation of pressure as perpendicular applied force and the probabilistic likelihood of collisions with other...

or the excenter of A. Because the internal bisector of an angle is perpendicular to its external bisector, it follows that the center of the incircle...

method. Consider a pencil of light rays in a homogenous medium that is perpendicular to some surface. Pass the pencil of rays through an arbitrary amount...

desserts to baked side dishes. Traditionally a circular bowl with sides perpendicular to the bottom and with exterior fluting, ramekins can also be found...

a constant magnitude and is rotating at a constant rate in a plane perpendicular to the direction of the wave. In electrodynamics, the strength and direction...

was expanded in the Early English Gothic style in the 1230s, and the Perpendicular Gothic central tower was built in two stages in the fifteenth century...

direction of the flight path with forward-spin, with the axis of rotation perpendicular to the intended flight path, much like a reel mower or a bowling ball...

between successive contour lines. The gradient of the function is always perpendicular to the contour lines. When the lines are close together the magnitude...

rebuilt by Charles Barry as part of the new Palace of Westminster in the Perpendicular Gothic Revival style. It is located at the northeast corner of the palace...

Center of Madrid in the Calle de Alcalá, next to the Plaza de Cibeles, perpendicular to the Paseo del Prado. Banco de España station opened on 14 June 1924...

geometry, cones are assumed to be right circular, i.e., with a circle base perpendicular to the axis. If the cone is right circular the intersection of a plane...

follows that x is in the kernel of A, if and only if x is orthogonal (or perpendicular) to each of the row vectors of A (since orthogonality is defined as...

balance. Objects which one would normally assume to be more or less perpendicular to the ground, such as trees, may be leaning, offsetting the visual...

bones comprising the septum include the maxillary crest, vomer, and the perpendicular plate of the ethmoid. Normally, the septum lies centrally, and thus...

an angle equal to that between the chord of the element and a plane perpendicular to the propeller axis; see also: pitch angle (aviation). Crystal structure...

pointe foot is placed so that the instep is fully stretched with toes perpendicular to the floor, and the pointe shoe's platform (the flattened tip of the...

has their pole brought lower than 30° to the horizontal (beginning perpendicular, or 90°, to the horizontal), they lose. Until a rule change in 1973...

than in other directions (nonhydrostatic stress). The bands develop perpendicular to the direction of greatest compression, also called the shortening...

to accelerate the particle in a straight line. The magnetic force is perpendicular to both the particle's velocity and the magnetic field, and it causes...

(distinct) ultraparallel lines has a unique common perpendicular (a hyperbolic line which is perpendicular to both lines). Let r and s be two ultraparallel...

to a spur gear). Its main purpose is to translate the motion of two perpendicular axes or to translate circular motion to linear motion (example: band...

half-wavelength long. The radiation pattern of the half-wave dipole is maximum perpendicular to the conductor, falling to zero in the axial direction, thus implementing...

the triangle]. Its perpendicular is the lower portion of the [central] perpendicular; the upper portion of the [central] perpendicular is half of the sum...

measured along the same axis as Alice's electron, but when measured in the perpendicular axis its spin will be uniformly random. It seems as if information has...

15 degrees (1/24 of a circle, both angles being measured in a plane perpendicular to Earth's axis), local apparent time is 13:00 exactly; after 15 more...

term may also refer to other cuts) or best end, is a lamb cut that is perpendicular to the spine and includes 16 ribs or chops. In retail, it is commonly...

Oenopides used the phrase drawn gnomon-wise to describe a line drawn perpendicular to another. Later, the term was used for an L-shaped instrument like...

in Connaught Place, adjacent to Palika Bazaar, and runs north–south perpendicular to Kartavya Path (earlier Rajpath or the "Rulers' path"). Originally...

ecliptic is inclined about 23.44° to the celestial equator, whose plane is perpendicular to the rotational axis of Earth. As a result, once during the 18.6-year...

directions, perpendicular to the previous direction of projection. (Envision the many directions of the spokes of a wagon wheel each perpendicular to the direction...

centroid of the base and the apex) is perpendicular to the base. An oblique pyramid is one where the axis is not perpendicular to the base. However, there are...

opposite directions. As the train completes the first half loop, it turns perpendicular into a half corkscrew, completing a first inversion. This is immediately...

the image can only move forward or backwards. By crossing two wheels perpendicularly, the vehicle can conceptually move instantly in any four cardinal directions...

When bone grows at same rate at both ends, the nutrient artery is perpendicular to the bone. Most other bones (e.g. vertebrae) also have primary ossification...

and may be computed from an implicit equation of the curve. The line perpendicular to the tangent line to a curve at the point of tangency is called the...

absorbing up to 99.965% of visible light (at 663 nm if the light is perpendicular to the material), and was developed by Surrey NanoSystems in the United...

rotational symmetry than the other two axes. The basal plane is the plane perpendicular to the principal axis in these crystal systems. For triclinic, orthorhombic...

regression becomes orthogonal regression: it minimizes the sum of squared perpendicular distances from the data points to the regression line. In this case...

avoid detection will not have inside corners or surfaces and edges perpendicular to likely detection directions, which leads to "odd" looking stealth...

dimension to three-dimensional space, he specified an alternative perpendicularity, hyperbolic orthogonality. This notion provides his four-dimensional...

This form comprises a subterranean perforated pipe from which extends perpendicularly upward along its length a thin vertical section, denominated the "fin"...

the town of Zafferana, and had overwhelmed several barriers placed perpendicular to its flow down a valley. Scientists and civil defence leaders decided...

pan-optical edifice[citation needed] with an extensive neoclassical façade perpendicular to the chapel and four large courtyards, recalling the building in Havana...

triangle and pedal circle - interactive illustration Carnot's (or Bottema's) Perpendicularity Theorem & Some Generalizations - interactive, dynamic sketch...

are older than the present mountains, having cut water gaps that are perpendicular to hard strata ridges. The evidence points to a wearing down of the...

three-dimensional object placed at an angle to the plane of projection." Lines perpendicular to the plane become points, lines parallel to the plane have true length...

direction of r, and θ ^ {\displaystyle {\hat {\theta }}} is the direction perpendicular to r ^ {\displaystyle {\hat {r}}} and pointing away from the z-axis...

height storage area. A front vestibule could have a small catslide roof perpendicular to the main roof. A dormer could be designed with a catslide. Characteristic...

and possession (or possession in public) of a push dagger with blade perpendicular to the handle is prohibited in some countries, such as the United Kingdom...

the freezing platinum: The candela is the luminous intensity, in the perpendicular direction, of a surface of 1 / 600,000 square metre of a black body...

In geometry, two triangles are said to be orthologic if the perpendiculars from the vertices of one of them to the corresponding sides of the other are...

two-dimensional flow, ω {\displaystyle {\boldsymbol {\omega }}} is always perpendicular to the plane of the flow, and can therefore be considered a scalar field...

oval parietal defect ("hole"), 2–4 cm diameter, with a smooth base and perpendicular borders. These borders are not elevated or irregular in the acute form...

series Normal (geometry), an object such as a line or vector that is perpendicular to a given object Normal basis (of a Galois extension), used heavily...

baton – a club of Okinawan origin featuring a second handle mounted perpendicular to the shaft Totokia – a Fijian spiked club Trench raiding club – a...

other—every point that is on either one of them is also on the other. Perpendicular lines are lines that intersect at right angles. In three-dimensional...

(tightest) in one direction (north–south on Earth) and smallest (flattest) perpendicularly (east–west). The corresponding radius of curvature depends on the location...

commonly defined as the distance between two parallel lines that are perpendicular to the foot and in contact with the most prominent toe and the most...

}=v^{2}/r=\omega ^{2}r} , is perpendicular to the motion. The component of the force parallel to the motion, or equivalently, perpendicular to the line connecting...

spectroscopy, the depolarization ratio is the intensity ratio between the perpendicular component and the parallel component of Raman scattered light. Early...

points, but geometric relationships, such as runout, parallelism, perpendicularity, etc., must be calculated rather than measured directly. By aligning...

the rejection of a vector a from a vector b is the component of a perpendicular to b, as opposed to its projection, which is parallel to b. In statistics...

in functional analysis. In an inner product space, the concept of perpendicularity is replaced by the concept of orthogonality: two vectors v and w are...

defined to be the limiting value of a closed line integral in a plane perpendicular to u ^ {\displaystyle \mathbf {\hat {u}} } divided by the area enclosed...

is linearly proportional to the velocity gradient in the direction perpendicular to the plane of shear. This definition means regardless of the forces...

accomplished by stacking leaves, rolling them tightly, then slicing the leaves perpendicular to the roll. The technique can also be applied to thin crepes or omelets...

of a disk-shaped galaxy's mass lies.[citation needed] The directions perpendicular to the galactic plane point to the galactic poles. In actual usage,...

pronate (turn so the palm faces downwards) the hand. Its fibres run perpendicular to the direction of the arm, running from the most distal quarter of...

object that appears almost identical, but is reversed in the direction perpendicular to the mirror surface. As an optical effect, it results from specular...

parts. Immersion of the watch in 10 cm of water with a force of 5 N perpendicular to the crown and pusher buttons (if any) for 10 minutes. Condensation...

a building is designed to act like a hollow cylinder, cantilevered perpendicular to the ground. This system was introduced by Fazlur Rahman Khan while...

oblique (the rays are not perpendicular to the image plane); but in special cases the result is orthographic (the rays are perpendicular to the image plane)...

orthogonal lines that intersect are said perpendicular. Two segments AB and AC that share a common endpoint A are perpendicular or form a right angle if the vectors...

axis of the complex number plane, which allows them to be presented perpendicular to the real axis. One way of viewing imaginary numbers is: Firstly,...

_{\parallel }\,;} while the perpendicular component will retain its magnitude but rotate its direction in the perpendicular plane spanned by v ⊥ {\displaystyle...

The perpendicular bisector of a chord passes through the centre of a circle; equivalent statements stemming from the uniqueness of the perpendicular bisector...

restricted to the direction of propagation, and can also occur in the perpendicular planes, like transverse waves. This gives rise to the additional normal...

needed] Pleuger rudder – Thruster assisted ship's rudder Cyclorotor – Perpendicular-axis marine propulsion system Voith Schneider Propeller – Proprietary...

excellent conditions, it is possible to see Celeste and its variations perpendicularly to the Sun, toward the horizon, where the sunlight is maximum as the...

from the outer edge of one leaf to the outer edge of the other leaf, perpendicularly across the pin. Hinge length – The length of the leaves parallel to...

of the recipient area. The lateral incisions bisect existing hairs perpendicular (horizontal) like a T while sagittal incisions run parallel (vertical)...

sheathed in Perpendicular tracery. The multiplication of ribs, liernes and bosses in the choir vaulting is particularly rich. The early Perpendicular Great...

projection or on the Gall-Peters projection, a circle of latitude is perpendicular to all meridians. On the ellipsoid or on spherical projection, all circles...

continues but was not excavated due to lack of funds. The shorter line is perpendicular to the first, located a kilometer to the south and broken into a corner...

geometry. If the edges pair with each triangle's vertex and if they are perpendicular to the base, the triangular prism is a right prism. A right triangular...

a blastula. In deuterostomes, the early divisions occur parallel or perpendicular to the polar axis. This is called radial cleavage, and also occurs in...

amidships, pushing them along at a slow rate and causing a swell (waves) perpendicular to the wind direction. It struck the ships from the side, causing them...

defined by the direction of gravity, and with the horizontal being perpendicular to the vertical. Horizontal and vertical may also refer to: Horizontal...

other types is that the gables are parallel to the street, rather than perpendicular. Like many other local houses, Chicago bungalows are relatively narrow...

the Sun. A tick mark at the end of each line gives the z coordinate perpendicular to the galactic plane. If the plaque is found, only some of the pulsars...

motor's driveshaft. In a worm-drive saw, the blade is driven by a perpendicularly mounted motor using worm gears, which give higher torque. The worm-drive...

the front wall). Within the service box there are two sets of lines perpendicular to the short and service lines. One set of lines is 18 inches from,...

common and least expensive material used for studs. Studs are positioned perpendicular to the wall they are forming to give strength and create space for wires...

Peterstone, to the south west of the city of Newport, south Wales. Perpendicular in style, and dating from the fifteenth century, the church underwent...

\rho ^{2}\right\rangle } is the mean square distance of the electrons perpendicular to the z axis. The magnetic moment is therefore μ = − Z e 2 B 4 m ⟨...

in an oblique vertical direction while the short (interosseous) runs perpendicular from just behind the articular surfaces of the sacrum to the ilium and...

due to diffraction from the mirrors' edges. As before, two spikes are perpendicular to each edge orientation, resulting in six spikes (plus two fainter...

component of induction Br and axial component of velocity va is a force perpendicular to those vectors, causing the electron to move around the axis. An additional...

English; see spelling differences) is a rigid aquatic structure built perpendicularly from an ocean shore (in coastal engineering) or a river bank, interrupting...

by the angle the incident ray makes with the surface normal, a line perpendicular to the surface at the point where the ray hits. The incident and reflected...

Alignment of beam delivery systems Alignment of laser cavity Testing perpendicularity of laser rods in respect to its axis Real time measurement of angular...

1860, but eventually the adze was rotated to the current position, perpendicular to the direction of the shaft. The Italian Alpine Club published a book...

These angles are measured with respect to the normal line, represented perpendicular to the boundary. In the case of light traveling from air into water...

merchants, exhausted by the violent antics of Faizal's younger brother, Perpendicular, hire Sultan to eliminate him. Compounding the chaos, Ramadhir's political...

written four children's books: Alan and His Perfectly Pointy Impossibly Perpendicular Pinky (2013), The Invisible You (2014), Grandpa Alan's Sugar Shack (2017)...

are in the plane of the ring (equatorial) while the other half are perpendicular to the plane (axial). This conformation allows for the most stable structure...

of tempered glass are suspended from special clamps, stabilized by perpendicular stiffeners of tempered glass, and joined by a structural silicone sealant...

direction) and CW (crosswise, fill yarn direction) refer to the conventional perpendicular fiber orientations in the XY plane of the board (in-plane). In terms...

strongly irreversible processes. Shock waves can be: Normal At 90° (perpendicular) to the shock medium's flow direction. Oblique At an angle to the direction...

is the normal force exerted by each surface on the other, directed perpendicular (normal) to the surface. The Coulomb friction F f {\displaystyle F_{\mathrm...

behind the foul line; however, the distance measured will always be perpendicular from the foul line to the nearest break in the sand caused by any part...

gimbal) so as to pivot about an axis in its own plane that is always perpendicular to the pivotal axis of the gyroscope frame (outer gimbal). This inner...

surrounding a vertex are orthogonal to each other, meaning the planes are perpendicular, forming a right angle between two adjacent squares. Hence, the cube...

is perpendicular to the surface that an object contacts. In this instance, the word normal is used in the geometric sense and means perpendicular, as...

is in contrast to shell integration, which integrates along an axis perpendicular to the axis of revolution. If the function to be revolved is a function...

around the left ventricle closest to the endocardium are oriented perpendicularly to those closest to the epicardium. When these sheets contract in a...

stems: plumb and raked. When the stem comes up from the water, if it is perpendicular to the waterline it is "plumb". If it is inclined at an angle to the...

lines indefinitely extended in a two-dimensional plane that are both perpendicular to a third line (in the same plane): In Euclidean geometry, the lines...

case, and came to rely primarily on the calculations for perpendicular winds. Perpendicular winds were the only calculations required by New York City...

recording densities is perpendicular recording (PMR), first shipped in 2005, and as of 2007[update], used in certain HDDs. Perpendicular recording may be accompanied...

small component of their velocity is directed perpendicularly (though other surfaces may be perpendicular to the motorcyclist's velocity, such as trees...

on an aircraft flying due north with its three gimbal axes mutually perpendicular (i.e., roll, pitch and yaw angles each zero). If the aircraft pitches...

space" ( V I {\displaystyle V_{I}} ) or "perpendicular space" ( V ⊥ {\displaystyle V^{\perp }} ). It is perpendicular to the first subspace. V = V E ⊕ V I...

international rules football. The pattern of panels consists of six groups perpendicular to each other, each group being composed of two trapezoidal panels and...

that are perpendicular to both directions of a table surface. In comparison, it is more difficult and less repeatable to drill perpendicularly with a hand-held...

insular late Gothic traditions in design and construction called the Perpendicular style in church building, the fenestration, vaulting techniques, and...

body, the lift force is the component of the aerodynamic force that is perpendicular to the flow direction. Aerodynamic lift results when the wing causes...

A crosswind is any wind that has a perpendicular component to the line or direction of travel. This affects the aerodynamics of many forms of transport...

in a smaller space. New technologies to achieve this, have included perpendicular recording (PMR), helium-filled drives, shingled magnetic recording (SMR);...

functions consisting of two lines with four possible orientations at perpendicular angles It is possible to change the turn angle from 90° to other angles...

wind. When running directly downwind the yards are 'squared' (pointing perpendicular to the ship's centre line and to the mast). As the ship is steered closer...

that it is an additive function and exploit the parallel axis and the perpendicular axis theorems. This article considers mainly symmetric mass distributions...

maintain their place in the line to engage the enemy in a parallel or perpendicular line. While the use of sailing vessels for commerce or naval power has...

_{R}+\omega R(t)\mathbf {u} _{\theta },\end{aligned}}} with uθ a unit vector perpendicular to uR at time t (as can be verified by noticing that the vector dot...

(HC≡CH), consists of one sigma bond and two pi bonds in two mutually perpendicular planes containing the bond axis. Two pi bonds are the maximum that can...

Faraday's disc example, the disc is rotated in a uniform magnetic field perpendicular to the disc, causing a current to flow in the radial arm due to the...

formed using the Chebyshev distance as a metric is a cube with each face perpendicular to one of the coordinate axes, but a sphere formed using Manhattan distance...

Canada, prohibit the possession or carrying of knives where the blade is perpendicular to the handle (intended to limit the use of so-called "push daggers")...

mounted in a gimbal frame whose axis of rotation (the precession axis) is perpendicular to the spin axis. The assembly is mounted on the vehicle chassis such...

atop a rocky promontory, Loches rises with appropriately daunting perpendicularity above the valley of the Indre River, a gentle, somewhat dawdling tributary...

the direction of the wood grain. Testing on the surface of a plank, perpendicular to the grain, is said to be of "side hardness". Testing the cut surface...

were studying the Hall effect in bismuth, and noticed an unexpected perpendicular current flow when one side of the sample was heated. This is known as...

which is perpendicular to CD (dashed cyan line) defines its vertex (V). Its axis of symmetry (dash-dot cyan) passes through V and is perpendicular to the...

light that is linearly polarized along one or the other of two certain perpendicular crystal axes. The behavior of a waveplate (that is, whether it is a...

roofs of some of these caverns may eventually fall in, to produce great perpendicular-sided gorges, exposing the surface to the water once more. The Dinaric...

arranged in pairs in a square grid so that the join between each pair is perpendicular to the join of the four pairs around it. The herringbone pattern (opus...

charge distributions with different radii along the symmetry axis and perpendicular to it. Atomic orbital Atomic radii of the elements Born equation Covalent...

grid of the typical Roman city plan, the decumanus was crossed by the perpendicular cardo, a north–south street. In a military camp, the decumanus connected...

the concave corner where two surfaces of the same piece of wood meet perpendicularly. It is also commonly used to clean up dadoes (housings) and tenons...

forwards to aim; a cross-track was laid with the front bogie turned perpendicular to the rest of the gun and moved up and down the cross-track to train...

prevent it striking the opposite bank. Normally, ways are arranged perpendicular to the shore line (or as nearly so as the water and maximum length of...

the stock, determined by a straight line from heel to toe, referenced perpendicular to the Sight line. Cant, the angle of the butt of the stock, rotated...

rays (imaginary lines radiating from the light source, that are always perpendicular to the waves). These rays are reflected at an equal yet opposite angle...

rectangular pyramid (hence the name). The planes that cut the frustum perpendicular to the viewing direction are called the near plane and the far plane...

forming windows, switching to barrel, etc. Strands can also be added in perpendicular formation. By crossing the stitch, box can be made into a helical arrangement...

/ˈvɪksəl/) is a type of semiconductor laser diode with laser beam emission perpendicular from the top surface, contrary to conventional edge-emitting semiconductor...

blowing perpendicular to the ridges, and have only one slipface, on the lee side. The stoss side is less steep. Transverse dunes lie perpendicular to the...

Land and Missouri City, it is known as Alvin-Sugarland Road and runs perpendicular to Interstate 69/U.S. Highway 59 (I-69/US 59). In the Houston area,...

the maxilla and posteriorly into the perpendicular plate of the palatine bone. There are three mutually perpendicular segments of the middle concha: from...

has a length overall of 144.03 metres (472 ft 6 in), a length between perpendiculars of 118.63 m (389 ft 2 in), a beam of 24.80 m (81 ft 4 in) and a draught...

another perpendicular: A second perpendicular line is drawn to the first one, starting from point P. Parallel Line: This second perpendicular line will...

perpendicularly to the position of the particle; × {\displaystyle \times } denotes the cross product, which produces a vector that is perpendicular both...

from falling over. Watch the movement of the body in relation to a perpendicular object behind the subject (corner of the room, door, or window). The...