Gravitation

Question: The escape velocity for the earth is ${v_e}$. The escape velocity for a planet whose radius is four times and density is nine times that of the earth, is

1) $36\,{v_e}$

2) $12\,{v_e}$

3) $6\,{v_e}$

4) $20\,{v_e}$

Solution:

Explanation: No Explanation

Gravitation Potential Gravitational Potential Energy and Escape Velocity

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