Question #221954
Candy bar has an energy content of 212 Cal = 212 kcal = 8.87 x 105 J. If 81.0 kg mountain climber eats the bar, how much altitude (y) should she be able to gain? (Assume her body is 100% efficient engine)
1
Expert's answer
2021-08-02T08:41:40-0400
E=mgh8.87⋅105=(81)(9.8)hh=1120 mE=mgh\\8.87\cdot10^5=(81)(9.8)h\\h=1120\ m


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