If the earth suddenly shrinks to half of its present radius, the acceleration due to gravity will be

4 views

1 Answers

acceleration due to gravity is g

g = GM/R2     [R=radius of earth, G=gravitational constant, M=mass of earth]

if radius shrinks half = R/2

g = GM/(R/2)2

g = 4* GM/R2

acceleration due to Gravity increases 4 times

4 views