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A girl lifts a 160-N load to a height of 1 m in 0.5 s. How much power is used to lift the load?
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A girl lifts a 160-N load to a height of 1 m in 0.5 s. How much power is used to lift the load?

User Niedakh
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First, find the work done. W = f*d, so 160 N * 1 m = 160 J. Then divide the work by the time to get the power. P = W/t. P = 160 J / 0.5 s = 320 W.
The answer is 320 W. Hope this helps, and have a great day! :)

User PuercoPop
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