While running, a person transforms about 0.600 J ofchemical energy to mechanical energy
Chapter 8, Problem 71(choose chapter or problem)
While running, a person transforms about 0.600 J ofchemical energy to mechanical energy per step perkilogram of body mass. If a 60.0-kg runner transformsenergy at a rate of 70.0 W during a race, howfast is the person running? Assume that a runningstep is 1.50 m long.
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