Taking the Earth’s radius and surface acceleration due to gravity

PHYSICS · Subjective · CBSE · Physics · Gravitation · Gravitation

Problem

Taking the Earth’s radius

R = 6.4 \times 10^{6}\,\text{m}

and surface acceleration due to gravity

g = 9.80\,\text{m\,s}^{-2}

, calculate the value of

g

at a depth of

500\,\text{m}

below the surface. (Give your answer correct to four significant figures.)