What is the power of the man who pushes the box 8 m with a force of 15 N in 6 seconds?
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What is the power of the man who pushes the box 8 m with a force of 15 N in 6 seconds?
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Answer:
20 watts
Explanation:
Power is the rate of doing work.
P = Fd/t = (15 N)(8 m)/(6 s) = 20 N·m/s = 20 W
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Answer:
The power of the man is 20 watt. In other words he does 20 joule work in 6 seconds.