A person can generate about 300 W of power on a treadmill. The treadmill is inclined at 2.80∘ and an 85.0-kg man runs at s2.90 m/s for 49.0 min. Calculate the percentage of the power output that keeps him moving on the treadmill, Ppercentage,moving. Calculate the percentage of the power output that goes into heating up his body, Ppercentage,heat. How much water mwater would that heat evaporate? Assume the water molecules that evaporate are at 100 ∘C.

A person can generate about 300 W of power on a treadmill. The treadmill is inclined at 2.80∘ and an 85.0-kg man runs at s2.90 m/s for 49.0 min. Calculate the percentage of the power output that keeps him moving on the treadmill, Ppercentage,moving. Calculate the percentage of the power output that goes into heating up his body, Ppercentage,heat. How much water mwater would that heat evaporate? Assume the water molecules that evaporate are at 100 ∘C.

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Question

A person can generate about 300 W of power on a treadmill. The treadmill is inclined at 2.80∘ and an 85.0-kg man runs at s2.90 m/s for 49.0 min.

Calculate the percentage of the power output that keeps him moving on the treadmill, P_{percentage,moving.}

Calculate the percentage of the power output that goes into heating up his body, P_{percentage,heat}.

How much water m_waterwould that heat evaporate? Assume the water molecules that evaporate are at 100 ∘C.

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