Test Academy | The escape velocity of a body on the surface of the earth is 11.2km /s . If the earth’s mass increases to twice its present value and the radius of the earth becomes half, the escape velocity would become 5.6 km / s, 11.2 km / s, 22.4 km / s, 44.8 km / s

Question

The escape velocity of a body on the surface of the earth is 11.2km /s . If the earth’s mass increases to twice its present value and the radius of the earth becomes half, the escape velocity would become

Options :