For a satellite of mass m in a circular orbit of radius r around mass M, which statements are correct?
Select all that apply

Question

For a satellite of mass m in a circular orbit of radius r around mass M, which statements are correct?

G1 Physics · Accepted Answer

Circular-orbit relations give K=GMm/(2r), U=−GMm/r and E=−GMm/(2r). Required escape energy is −E=GMm/(2r), so D is false.