The acceleration due to gravity is `g` at a point distant `r` from the centre of earth of radius `R`. If `r lt R`, then

If g denotes the value of acceleration due to gravity at a point distance r from the centre of earth of radius R . If r lt R , then

The dependence of acceleration due to gravity g on the distance r from the centre of the earth, assumed to be sphere of radius R of uniform density is a shown in figures along side. The correct figure is

The dependence of acceleration due to gravity g on the distance r from the centre of the earth, assumed to be a sphere of radius R of uniform density is as shown in Fig. below: The correct figure is

The dependence of acceleration due to gravity g on the distance r from the centre of the earth, assumed to be a sphere of radius R of uniform density is as shown in Fig. below: The correct figure is

The dependence of acceleration due to gravity g on the distance r from the centre of the earth, assumed to br a sphere of radius R of uniform density is as shoen in Fig. below: The correct figure is

The dependence of acceleration due to gravity g on the distance r from the centre of the earth, assumed to be a sphere of radius R of uniform density is as shown in Fig. below: The correct figure is

If R= radius of the earth and g= acceleration due to gravity on the surface of the earth, the acceleration due to gravity at a distance (r lt R) from the centre of the earth is proportional to

If R= radius of the earth and g= acceleration due to gravity on the surface of the earth, the acceleration due to gravity at a distance (r gt R) from the centre of the earth is proportional to

If R= radius of the earth and g= acceleration due to gravity on the surface of the earth, the acceleration due to gravity at a distance (r gt R) from the centre of the earth is proportional to

A satellite of mass m is moving in a circular or orbit of radius R around the earth. The radius of the earth is r and the acceleration due to gravity at the surface of the earth is g. Obtain expressions for the following : (a) The acceleration due to gravity at a distance R from the centre of the earth (b) The linear speed of the satellite (c ) The time period of the satellite