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angular rotation rate

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  • Rotation-powered pulsar — is one of the major classes of pulsars. A Rotation powered pulsar is a rapidly rotating neutron star, whose electromagnetic radiation is observed in regularly spaced intervals, or pulses . It differs from other types of pulsars in that the source …   Wikipedia

  • Angular momentum — For a generally accessible and less technical introduction to the topic, see Introduction to angular momentum. Classical mechanics Newton s Second Law …   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

  • Angular frequency — Not to be confused with angular velocity. Angular frequency ω (in radians per second), is larger than frequency ν (in cycles per second, also called Hz), by a factor of 2π …   Wikipedia

  • Angular acceleration — is the rate of change of angular velocity over time. In SI units, it is measured in radians per second squared (rad/s2), and is usually denoted by the Greek letter alpha ({alpha},). Mathematical definition The angular acceleration can be defined… …   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

  • angular momentum — Physics. the product of the moment of inertia of a body about an axis and its angular velocity with respect to the same axis. Also called moment of momentum. [1865 70] * * * Property that describes the rotary inertia of a system in motion about… …   Universalium

  • Angular velocity — Do not confuse with angular frequency The unit for angular velocity is rad/s.In physics, the angular velocity is a vector quantity (more precisely, a pseudovector) which specifies the angular speed, and axis about which an object is rotating. The …   Wikipedia

  • Rotation period — The rotation period of an astronomical object is the time it takes to complete one revolution around its axis of rotation relative to the background stars. It differs from the planet s solar day, which includes an extra fractional rotation needed …   Wikipedia

  • angular — adj. 1 a having angles or sharp corners. b (of a person) having sharp features; lean and bony. c awkward in manner. 2 forming an angle. 3 measured by angle (angular distance). Phrases and idioms: angular momentum the quantity of rotation of a… …   Useful english dictionary

  • angular velocity — noun The angle turned, in a given time, by a body rotating about an axis; the rate of rotation through an angle. See Also: angular acceleration …   Wiktionary

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