A 58.0-kg man is riding an escalator in a shopping mall. The escalator moves the man at a constant velocity from ground level to the floor above, a vertical height of 3.70 m. What is the work done on the man by (a) the gravitational force and (b) the escalator?

Answer 1

a. Work = = M*g*h = 58 * 9.8 *3.7 = 2103 J.

b. Work = M*g*h.

Answer 2

this answer was wrong