A point mass of 10 kg is placed at the centre of earth. The weight of the point mass is

A mass of 50 kg is placed at the centre of a uniform spherical shell of mass 100 kg and radius 50 m. If the gravitational potential at a point, 25 m from the centre is V kg/m. The value of V is:

What is the mass of a bdy of 5 kg at the centre of earth?

If a body of mass 10 kg is taken to the centre of the earth, its weight will be

A body of mass 5 kg is taken to the centre of the earth. What will be its mass there ?

Find the weight of body of mass 10 kg.

A uniform square plate ABCD has a mass of 10kg. If two point masses of 3 kg each are placed at the corners C and D as shown in the adjoining figure, then the centre of mass shifts to the point which is lie on -