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The period of revolution of a satellite ...

The period of revolution of a satellite orbiting Earth at a height 4R above the surface of Warth is x hrs, where R is the radius of earth. The period of another satellite at a height 1.5R from the surface of the Earth is

A

`(x)/(2sqrt(2))` hrs

B

`(x)/(sqrt(2))` hrs

C

`sqrt(2)x` hrs

D

`(x)/(2)` hrs

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The correct Answer is:
A
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