The acceleration due to gravity at Earth’s surface is

PHYSICS · Subjective · CBSE · Physics · Gravitation · Gravitation

Problem

9.8\,\text{m\,s}^{-2}

. Calculate its value at an altitude of

320\,\text{km}

above the surface. (Take Earth’s radius

R_{\rm E}=6.4\times10^{6}\,\text{m}