Question
A mass of 20 kg is held 1.20 107 metres above the surface of a planet that has a radius of 1.50 107 metres and a mass of 4.50 1028 kg.
a) If the mass were to be dropped freely to hit the surface of the planet, with what velocity would it collide with the planet?
Please help...
a) If the mass were to be dropped freely to hit the surface of the planet, with what velocity would it collide with the planet?
Please help...