What is the rate of energy production in watts

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Q1. A skier moving at 4.50 m/s encounters a long, rough horizontal patch of snow having coefficient of kinetic friction 0.230 with her skis. How far does she travel on this patch before stopping?

Q2. A college student produces about 100 kcal of heat per hour on the average. What is the rate of energy production in watts?

Q3. If the electric motor draws 9.3 kW as the car moves at a steady speed of 37.0 m/s, how far would the car travel before it is "out of juice"?

Reference no: EM138485

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