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The radii of circular orbits of two sate...

The radii of circular orbits of two satellite `A` and `B` of the earth are `4R` and `R`, respectively. If the speed of satellite `A` is `3v`, then the speed of 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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