Asked by Susie
You have been challenged to lift a weight of 200 kg from the floor.Your challenger has the same task and also lifts a 200 kg from the floor but they take longer time to do so.Who has completed more or less work?Explain.Who has used more power?Why?
Answers
Answered by
Henry
A. Work = F * d. They did the same amount of work.
B. Power is the rate of doing work: P = F * d/t. The one that took the least time used the most power.
B. Power is the rate of doing work: P = F * d/t. The one that took the least time used the most power.
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