The acceleration due to gravity at a depth `R//2` below the surface of the earth is

The acceleration due to gravity at a depth d below the surface of the earth is 20% of its value at the surface. What is the value of d if the radius of the earth=6400km ?

Find the expression of acceleration due to gravity at a depth d below the surface of the earth.

Mention the expression for acceleration due to gravity at a depth below the surface of the Earth.

Obtain an expression for the acceleration due to gravity at a point below the surface of the Earth.

Acceleration due to gravity decreases as we go below the surface of the earth. What will be the nature of the graph between the change of acceleration due to gravity and the depth below the surface of the earth ?

Find the acceleration due to gravity at a point 64km below the surface of the earth. R = 6400 k, g on the surface of the earth = 9.8 ms^(-2) .

The acceleration due to gravity at a height h above the surface of the earth has the same value as that at depth d= ____below the earth surface.

Discuss the variation of g with depth and derive the necessary formula. OR Show that the gravitational acceleration due to the earth at a depth d from its surface is g_d= g[1- frac(d)(R)] , where R is the radius of the earth and g is the gravitional acceleration at the earth's surface. OR Discus the variation of acceleration due to gravity with depth 'd' below the surface of the earth OR Derive an expression for acceleration due to gravity at depth 'd' below the surface of earth

Given radius of the Earth and acceleration due to gravity on the surface of the Earth as 6400 km and 9.8 ms^(-2) , respectively. Find the acceleration due to gravity at a depth of 1600 km from the surface of the Earth.