A pulley applies a force of 200 N over a distance of 15 m to raise a 530 N drum 4 meters. Calculate the work output done by the pulley.
output = work done = 530 * 4 = 2120 Joules
by the way input = 200 * 15 = 3000 Joules
by the way input = 200 * 15 = 3000 Joules