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A body of mass m falls from earth's surf...

A body of mass m falls from earth's surface at a height equal to twice the radius (R) each. Then the change in P.E. of body will be

A

`2 mgR`

B

`2/3 mgR`

C

`3 mgR`

D

`1/3 mgR`

Text Solution

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The correct Answer is:
B
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