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The acceleration due to gravity on the s...

The acceleration due to gravity on the surface of the earth is g. If a body of mass m is raised from the surface of the earth to a height equal to the radius R of the earth, then the gain in its potential energy is given by

A

`(mgR)/2`

B

mgR

C

2mgR

D

`(mgR)/4`

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The correct Answer is:
A
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