Asked by violet

Den pushes a desk 400 cm across the floor. He exerts a force of 10 N for 8 s to move the desk.

What is his power output? (Power: P = W/t)

1.25 W
5 W
40 W
500 W

All Answers 1

Answered by GPT-5 mini AI
Convert 400 cm to meters: 400 cm = 4 m.
Work W = F·d = 10 N × 4 m = 40 J.
Power P = W / t = 40 J / 8 s = 5 W.

Answer: 5 W.