marinindsIrendrigh marinindsIrendrigh

17-05-2016
Physics

contestada

Use this formula to solve this problem: Power (P) = Work (W) ÷ time (t) Peter's body supplies a force of 500 N to run up a 5 meter hill in 10 seconds. How much power is involved in Peter's run up the hill?

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rockandpop rockandpop

17-05-2016

As you said p=w/t.
but, w=f×s
=500×5=2500j
t=10s
p=w/t
=2500/10=250 watts

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