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  • A satellite moves in a circular orbit around the earth at a height  above the earth s

A satellite moves in a circular orbit around the earth at a height h=\frac{R}{2} above the earth surface, where R is the radius of the earth.
The time period of revolution nearly is

Option: 1

90 min


Option: 2

84.6 min
 


Option: 3

155 min


Option: 4

180 min


Answers (1)

best_answer

T=\frac{2\pi(R+h)}{\sqrt{\frac{GM}{R+h}}}=155 \: min

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