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Asked by mayee

Lets assume your mass is 60 kg . You run up 200 stairs, each 16 cm high, in 28 s , at constant velocity.

In kilojoules, how much work do you do against gravity
4 years ago

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Answered by oobleck
work = force * distance = (60*9.81)* (200*0.16) J

extra credit: what power was expended?
4 years ago

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