Given that mass of the earth is $M$ and its radius is $R$. A body is dropped from a height equal to the radius of the earth above the surface of the earth. When it reaches the ground its velocity will be
Given that mass of the earth is $M$ and its radius is $R$. A body is dropped from a height equal to the radius of the earth above the surface of the earth. When it reaches the ground its velocity will be
- A
$\left[ {\frac{{GM}}{R}} \right]$
- B
${\left[ {\frac{{GM}}{R}} \right]^{1/2}}$
- C
${\left[ {\frac{{2GM}}{R}} \right]^{1/2}}$
- D
$\left[ {\frac{{2GM}}{R}} \right]$
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