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Potential energy of a satellite having m...

Potential energy of a satellite having mass `m` and rotating at a height of `6.4xx10^(6)m` from the earth surface is

A

`-0.5 mgR_(e)`

B

`-mgR_(e)`

C

`-2mgR_(e)`

D

`-4mgR_(e)`

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The correct Answer is:
A
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