Asked by cody

500 J of work are done in 4 seconds to lift a 40 kg box to the top of a high shelf. How much power was required to complete the lift

7 years ago

Answered by bobpursley

power=work/time=500/4 watts

7 years ago

Answered by Anonymous

Power = energy or work / time

500 J/4 s = 125 Watts

7 years ago

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