Answer to Question #25297 in Mechanics | Relativity for Laura
Question #25297
On a stairclimber at the gym a 60kg person lifts their centre of mass up 20cm with each step if they take 300 steps in 6.0 minutes and their muscles are 20% efficient
a)the rate at which the person does work
b)the rate at which the person uses food energy
a)the rate at which the person does work
b)the rate at which the person uses food energy
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