Question: The escape velocity of a body on the earth surface is 11.2 km/s. If the same body is projected upward with velocity 22.4 km/s, the velocity of this body at infinite distance from the centre of the earth will be:

A) 11.22 km/s

B) Zero

C) 11.2 km/s

D) 11.23 km/s

Answer: 11.23 km/s