A satellite of mass m is in a circular orbit of radius 2RE about the earth. The energy required to transfer it to a circular orbit of radius 4RE is (where ME and RE is the mass and radius of the earth respectively)
A)GMâ‚‘ 2RE
B)GMâ‚‘ 4RE
C)GMâ‚‘ 8RE
D)GMâ‚‘ 16RE

Q&A Education