Find the gravitation field at a distance of 20000 km from centre of earth.
(Given `R_("earth") =6400km, M_("earth") = 6xx 10^(24)kg)`:

Find the acceleration due to gravity at a distance of 20000 km from the centre of the earth.

Find the acceleration due to gravity at a distance of 20000 km from the centre of the earth.

Find the gravitational potential energy of a body of mass 200 kg on the earth's surface . [M (earth) = 6xx 10^24 kg, R(earth) =6400 km]

Calculate the gravitational force on a body of mass 1 kg lying on the aurface of earth. Given mass of earth. Given mass of earth is 6xx10^(24) kg and radius of earth is 6400 km.

Find the gravitational potential energy of a body of mass 200 kg on the earth's surface. ["M(earth)"=6xx10^(24)"kg, R (earth)"=6400km]

The intensity of gravitational field at a point situated at a distance of 8000km form the centre of the earth is 6N//kg . The gravitational potential at that point is -(in joule /kg)

The intensity of gravitational field at a point situated at a distance of 8000km form the centre of the earth is 6//kg . The gravitational potential at that point is -(in joule /kg)

A satellite is revolving around the earth at a height of 600 km. find The speed of the satellite. Radius of the earth =6400 km and mass of the earth =6xx10^24kg .