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If g is the acceleration due to gravity ...

If g is the acceleration due to gravity on the earth's surface, the gain in the potential energy of an object of mass m raised from the surface of earth to the radius R of the earth is :

A

`(1)/(2)mg R`

B

`2" mg R"`

C

`"mg R"`

D

`(1)/(4)" mg R"`.

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The correct Answer is:
A
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