A crane lifts an air conditioner weighing 800 Newtons up to the roof of a building in New York City. It took one minute to raise
it 200 meters. How much work was accomplished? How much power was required? Work = 160,000 Nm, Power = 160, 000 Nm/sec Work =160,000 Nm, Power = 2667 Nm/sec Work = 800n-m, Power= 4 Nm/sec
