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If the acceleration due to gravity at th...

If the acceleration due to gravity at the surface of the earth is g, the work done in slowly lifting a body of mass m from the earth's surface to a height R equal to the radius of the earth is

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The correct Answer is:
`1/2 mgR`
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Knowledge Check

  • If g be the acceleration due to gravity of the earth's surface, the gain is the potential energy of an object of mass m raised from the surface of the earth to a height equal to the radius R of the earth is

    A
    (1/2) m g R
    B
    2 m g R
    C
    m g R
    D
    (1/4) m g R

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