The weight of a body of mass 3 kg at a height of `12.8 xx 10^(6)` m from the surface of the Earth is ______.

The mass of the Earth is 6.0xx10^(24) kg. The potential energy of a body of mass 50 kg at a distance of 6.3xx10^(9) m from the centre of the Earth is:

Calculate the gravitational potential energy of a body of mass 30 kg , at a height of 4 R from the surface of Earth, where R (= 6.4 xx 10^(6) m) is the radius of the Earth. Mass of the Earth = 6.0 xx 10^(24) kg, G = 6.67 xx 10^(-11) Nm^(2) kg^(-2) .

The gravitational potential energy of a rocket of mass 200kg at a height of 10^(7) m from the earth's surface is 10^(9) s. The potential energy of the rocket at a height of 26.4xx10^(6) m from the surface of earth is:

The weight of a body of mass 3 kg at the centre of the Earth is _____.

Find the gravitational potential energy of a body of mass 10 kg when it is at a height of 6400 km from the earth's surface. [M (earth) = 6xx 10^24 kg, R(earth) =6400 km]

The potential energy os a body of mass 100 kg is circulating in orbit at a height of 600 km above the surface of earth is (Radius of earth 6400 km, mass of earth =6xx10^(24)" kg and G"=2//3xx10^(-10)Nm^(2)//kg^(2))

The difference in PE of an object of mass 10 kg when it is taken from a height of 6400 Km to 12800 Km from the surface of the earth is (M_(E)=6xx10^(24)kg)

Find the gravitational potential energy of a body of mass 10 kg when it is at a height of 6400 km from the earth's surface. [Given : mass of the earth and radius of the earth.]