A 1.53 kg ball is attached to a ceiling by a 3.06 m longstring. The height of the room is 5.12 m. The acceleration of gravity is 9.8 m/s2.
What is the gravitational potential energy associated with the ball relative to the ceiling? Answer in J.
What is the gravitational potential energy relative to the floor? Answer in J.
What is its gravitational potential energy relative to a pointat the same elevation as the ball? Answer in J.