Calculate the gravitational potential at the surface of Mars

PHYSICS · Subjective · CBSE · Physics · Gravitation · Gravitation

Problem

Calculate the gravitational potential at the surface of Mars. Take the mass of Mars

M_{\text{Mars}} = 6.4\times10^{23}\,\text{kg}

and its radius

R_{\text{Mars}} = 3.4\times10^{6}\,\text{m}

. Express your answer in

\text{MJ kg}^{-1}