A body of mass $m$ is situated at distance $4R_e$ above the Earth's surface, where $R_e$ is the radius of Earth how much minimum energy be given to the body so that it may escape
A body of mass $m$ is situated at distance $4R_e$ above the Earth's surface, where $R_e$ is the radius of Earth how much minimum energy be given to the body so that it may escape
- A
$mgR_e$
- B
$2\,mgR_e$
- C
$\frac {mgR_e}{5}$
- D
$\frac {mgR_e}{16}$
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