Definition of Principal plane. Meaning of Principal plane. Synonyms of Principal plane

Here you will find one or more explanations in English for the word Principal plane. Also in the bottom left of the page several parts of wikipedia pages related to the word Principal plane and, of course, Principal plane synonyms and on the right images related to the word Principal plane.

Definition of Principal plane

Principal plane
Principal Prin"ci*pal, a. [F., from L. principalis. See Prince.] 1. Highest in rank, authority, character, importance, or degree; most considerable or important; chief; main; as, the principal officers of a Government; the principal men of a state; the principal productions of a country; the principal arguments in a case. Wisdom is the principal thing. --Prov. iv. 7. 2. Of or pertaining to a prince; princely. [A Latinism] [Obs.] --Spenser. Principal axis. See Axis of a curve, under Axis. Principal axes of a quadric (Geom.), three lines in which the principal planes of the solid intersect two and two, as in an ellipsoid. Principal challenge. (Law) See under Challenge. Principal plane. See Plane of projection (a), under Plane. Principal of a quadric (Geom.), three planes each of which is at right angles to the other two, and bisects all chords of the quadric perpendicular to the plane, as in an ellipsoid. Principal point (Persp.), the projection of the point of sight upon the plane of projection. Principal ray (Persp.), the line drawn through the point of sight perpendicular to the perspective plane. Principal section (Crystallog.), a plane passing through the optical axis of a crystal.

Meaning of Principal plane from wikipedia

- focal points and either the prin****l or nodal points. The only ideal system that has been achieved in practice is the plane mirror, however the cardinal...
- animal anatomy, three prin****l planes are used: The sagittal plane or lateral plane (longitudinal, anteroposterior) is a plane parallel to the sagittal...
- stresses in many planes by reducing them to vertical and horizontal components. These are called prin****l planes in which prin****l stresses are calculated;...
- the others, the prin****l strain in the direction of the longest dimension is constrained and can be ****umed as zero, yielding a plane strain condition...
- selecting L = 2 and keeping only the first two prin****l components finds the two-dimensional plane through the high-dimensional dataset in which the...
- Money Plane is a 2020 American action film starring Adam Copeland, Kelsey Grammer, Thomas Jane and Denise Richards. Directed by Andrew Lawrence, the film...
- the projection plane. The term orthographic is sometimes reserved specifically for depictions of objects where the prin****l axes or planes of the object...
- Similarly if prin****l plane of analyzing Nicol is parallel to OQ then quartz half will be bright and gl**** half will be dark. When the prin****l plane of analyzer...
- – one on each side. The distance in air from the lens or mirror's prin****l plane to the focus is called the focal length. Elliptical mirrors have two...
- _{3})^{2}+(\sigma _{1}-\sigma _{3})^{2}=2\sigma _{y}^{2}\,\!} In the case of prin****l plane stress, σ 3 = 0 {\displaystyle \sigma _{3}=0} and σ 12 = σ 23 = σ 31...
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