Q. A satellite orbits the earth 200 km above the surface. What speed, in m/s, is necessary for a circular orbit? The radius of the earth is 6400 km and g = 9.2 m/s²

(A) 7200
(B) 6600
(C) 7800
(D) 6000

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✅ Correct Answer: (C) 7800

Published by Harikesh ⭐ 8.04K Points at 04-Sep-2022 11:56 am in Applied Mechanics

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