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the axis of rotation

См. также в других словарях:

  • axis of rotation — i. The line through the rotor head of a helicopter at right angles to the plane of rotation. The blade rotates around this axis. ii. The centerline about which the propeller rotates …   Aviation dictionary

  • axis of rotation — noun a) the axis about which any body rotates b) the line joining the North Pole and South Pole about which the Earth rotates daily …   Wiktionary

  • Instantaneous axis of rotation — Instantaneous In stan*ta ne*ous, a. [Cf. F. instantan[ e].] [1913 Webster] 1. Done or occurring in an instant, or without any perceptible duration of time; as, the passage of electricity appears to be instantaneous. [1913 Webster] His reason saw… …   The Collaborative International Dictionary of English

  • axis of rotation — noun the center around which something rotates • Syn: ↑axis • Derivationally related forms: ↑axial (for: ↑axis) • Hypernyms: ↑mechanism • …   Useful english dictionary

  • Rotation (mathematics) — Rotation of an object in two dimensions around a point O. In geometry and linear algebra, a rotation is a transformation in a plane or in space that describes the motion of a rigid body around a fixed point. A rotation is different from a… …   Wikipedia

  • axis of the equator — noun The polar diameter of the earth which is also the axis of rotation • • • Main Entry: ↑axis …   Useful english dictionary

  • Rotation matrix — In linear algebra, a rotation matrix is a matrix that is used to perform a rotation in Euclidean space. For example the matrix rotates points in the xy Cartesian plane counterclockwise through an angle θ about the origin of the Cartesian… …   Wikipedia

  • Rotation — This article is about movement of a physical body. For other uses, see Rotation (disambiguation). A polyhedron resembling a sphere rotating around an axis. A rotation is a circular movement of an object around a center (or point) of rotation. A… …   Wikipedia

  • Rotation around a fixed axis — Rotational motion can occur around more than one axis at once, and can involve phenomena such as wobbling and precession. Rotation around a fixed axis is a special case of rotational motion, which does not involve those phenomena. The kinematics… …   Wikipedia

  • Rotation group — This article is about rotations in three dimensional Euclidean space. For rotations in four dimensional Euclidean space, see SO(4). For rotations in higher dimensions, see orthogonal group. In mechanics and geometry, the rotation group is the… …   Wikipedia

  • rotation — 1. Turning or movement of a body around its axis. 2. A recurrence in regular order of certain events, such as the symptoms of a periodic disease. 3. In medical education, a period of time on a particular service or specialty …   Medical dictionary

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