Question

earth s surface, what will be its gravitational potential energy? [-4.002 * 10 J]
(42) A body of mass 20 kg is at rest on the earth's surface. (i) Find the gravitational potential energy.
(11) Find the kinetic energy to be provided to the body to make it free from the gravitational influence of
earth. (g=9.8 m/s. R=6400 km) [(i)-1.2544x 10'J
(ii) 1.2544x 10ºJ]​

Answer 1

Answer:

hi in is easy just use equation