A body of mass m is kept at a small height h above the ground. If the radius of the earth is R and its mass is M, the potential energy of the body and earth system (with h = $\infty$ being the reference position) is

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Solution

The correct option is B

On the surface of earth, $U = - \frac{G M m}{R}$

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A body of mass m is kept at a small height h above the ground. If the radius of the earth is R and its mass is M, the potential energy of the body and earth system (with h = ∞ being the reference position) is

The correct option is B On the surface of earth, U=−GMmR

A body of mass m is kept at a small height h above the ground. If the radius of the earth is R and its mass is M, the potential energy of the body and earth system (with h = $\infty$ being the reference position) is

The correct option is B

On the surface of earth, $U = - \frac{G M m}{R}$