Solve the following examples/numerical problems :
If the mass of a planet is 8 times that of the earth and its radius is twice the radius of the earth , what will be the escape velocity for that planet?( Escape velocity for the earth=11.2 km/s)

If mass of planet is eight times the mass of the earth and its radius is twice the radius of the earth, what will be the escape velocity for that planet?

Solve the following examples/numerical problems : If the mass of a planet is eight times the mass of the earth and its radius is twice the radius of the earth, what will be the ratio of the escape velocity on the earth to the escape velocity on the planet?

Solve the following examples / numerical problems: The mass of a planet is four times that of the earth and its radius is double the radius of the earth. The escape velocity of a body from the earth is 11.2xx10^3 m/s. Find the escape velocity of a body from the planet.

Solve the following examples / numerical problems: The mass of a planet is 3 times the mass of the earth. Its diameter is 25600 km and the earth's diameter is 12800km. Find the acceleration due to gravity at the surface of the planet. [g (earth)=9.8 m/s^2]

Solve the following examples: (numerical problems) A body of mass 10 kg moves with a velocity of 5 m/s. Find its momentum.

Escape velocity of a satellite of the earth at an altitude equal to radius of the earth is v. What will be the escape velocity at an altitude equal to 7R, where R = radius of the earth?

Solve the following examples/numerical problems : Calculate the critical velocity (Vc) of the satellite to be located at 2000 km above the surface of the earth?

Solve the following examples/numerical problems : Calculate the critical velocity (Vc) of the satellite to be located at 35780 km above the surface of the earth .

Find the acceleration due to gravity on a planet that is 10 times as massive as the Earth and with radius 20 times of the radius of the Earth.