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JEE Main Physics question

PhysicsGravitationJEE Main

A body is orbiting around earth at a mean radius which is two times as great as the parking (geostationary) orbit of a satellite. The period of the body is **[BCECE 2007]**

Answer: (C)

Solution

A geostationary orbit has day. By Kepler's third law, doubling the radius gives

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Question ID VK-154344