gravity-gradient torque

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• Control moment gyroscope — A control momentum gyroscope (CMG) is an attitude control device generally used in spacecraft attitude control systems. A CMG consists of a spinning rotor and one or more motorized gimbals that tilt the rotor’s angular momentum. As the rotor… …   Wikipedia

• STS-99 — Infobox Space mission mission name = STS 99 insignia = Sts 99 patch.png shuttle = Endeavour launch pad = 39 A launch = February 11, 2000, 12:43 p.m. EST (17:43 UTC) landing = February 22, 2000, 6:23 p.m. EST, KSC, Runway 33 duration = 11 days, 5… …   Wikipedia

• Tidal locking — A separate article treats the phenomenon of tidal resonance in oceanography. : See the article tidal acceleration for a more quantitative description of the Earth Moon system. Tidal locking occurs when the gravitational gradient makes one side of …   Wikipedia

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• fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter. Cf. fluid dynamics. [1940 45] * * * Study of the effects of forces and energy on liquids and gases. One branch of the field, hydrostatics, deals with fluids at… …   Universalium

• Coriolis effect — For the psychophysical perception effect, see Coriolis effect (perception). Classical mechanics Newton s Second Law …   Wikipedia

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• Tractive force — As used in mechanical engineering, the term tractive force is the pulling or pushing force exerted by a vehicle on another vehicle or object. The term tractive effort is synonymous with tractive force, and is often used in railway engineering to… …   Wikipedia

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