The escape velocity of a body on the surface of earth 11.2 km/s. The escape velocity on the surface of another planet of same mass as that of earth but of ¼ times of the radius of the earth is? (A) 5.6 km/s (B) 11 km/s (C) 22.4 km/s (D) 44 km/s►Correct Option Correct Answer is: C