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Assuming a typical efficiency for energy use by the body, how many slices of pizza must you eat to walk for 3.0h at a sp...

Assuming a typical efficiency for energy use by the body, how many slices of pizza must you eat to walk for 3.0h at a speed of 5.0 km/h? Assume that your mass is 68 kg,metabolic power of 68 kg individual walking at 5 km/h is 380 W , and the energy content of slice of pizza is 1260 kJ.

Number of Slices of pizza=---------

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Answer #1

On average, human body needs 380 W of power for walking at 5 km/hr. That means human body expenses 380 J of energy per second

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