A student lifts a weight of 10.0 N a distance of 0.5 meters.If this exercise is repeated 50 times in 100 seconds,then the power of this exercise is

Name: A student lifts a weight of 10.0 N a distance of 0.5 meters.If this exercise is repeated 50 times in 100 seconds,then the power of this exercise is
Brand: Quizplus
Rating: 4.8 (58 reviews)

Question

Quizplus · Accepted Answer

The work done in one lift is 10.0 N * 0.5 m = 5.0 J. Repeating this 50 times results in 250 J. Power is work done over time, so 250 J / 100 s = 2.5 Watts.

A Student Lifts a Weight of 10