Q45. A body of mass m is dropped from a height h above the ground. The velocity v of the body when it has lost half its initial potential energy is given byPhysics — Work, Power and Energy — Question 45 of 238A. v=√ghB. v=√2ghC. v=√gh/2D. v=2√ghPractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →