Which is constant for a satellite in orbit?
Correct answer: C. Angular momentum
- A. Velocity
- B. K.E
- C. Angular momentum
- D. P.E
Explanation
For a satellite in orbit, the angular momentum (L) is constant.
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About Satellite Motion and Orbital Velocity
Satellite motion uses gravitational force as the centripetal force required for circular orbit, giving relationships among orbital radius, period and orbital velocity. Questions cover geostationary conditions and weightlessness, while distinguishing orbital velocity, escape velocity and the satellite's tangential speed.
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