Question

If a box is being pulled up a ramp at a speed of 0.5 m/s by a 100-N force, what is the power supplied by the rope?

Answer 1

Answer:

P = FV = (100 N)(0.5 m / s) = 50 W

W = Fd = (100 N)(10 m) = 1000 J

= Pt = (50 W)

10 m

0.5 m / s

= (50 W)(20 s) = 1000 JExplanation: