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At the surface of earth, potential energ...

At the surface of earth, potential energy of a particle is U and potential is V.Change in potential energy and potential at height h=R are suppose `DeltaU" and " Delta V`.Then

A

`DeltaU=-U//2`

B

`DeltaU=U//2`

C

`DeltaV=V//2`

D

`DeltaV=-V//2`

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The correct Answer is:
A, D
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