Question

How long would it take a machine to do 5000 joules of work if the power rating of the machine is 100 watts?

A. 0.2 s

B. 10 s

C. 50 s

D. 5 000 s

Answer 1

hope this he;ps

Step-by-step explanation:

power = work ÷ time

time = work ÷ power

time = 5,000 J ÷ 100 W

time = 50 s