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A satellite is revolving very close to t...

A satellite is revolving very close to the earth surface in a circular orbit has potential energy U. Find the change in its mechanical energy if it is made to move away from earth such that its velocity becomes half while going around the earth in a larger circular orbit.

A

Zero

B

`(-U/4)`

C

`(-U/8)`

D

`(-3U/8)`

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