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Two satellites A and B go around a plane...

Two satellites A and B go around a planet in circular orbits of radii 4 R and R respectively. If the speed of the satellite A is 3 V, then the speed of the satellite B will be

A

12 V

B

6 V

C

`4/3 V`

D

`3/2 v`

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The correct Answer is:
B
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