At what temperature is the waste heat exhausted

Reference no: EM1354401

Q. A 795 kg car moving at 26 m/s brakes to a stop. The brakes contain about 15 kg of iron, which absorbs the energy. What is the increase in temperature of the brakes?

Q. A Carnot engine performs work at the rate of 410 kW while using 680 kcal of heat per second. If the temperature of the heat source is 570°C, at what temperature is the waste heat exhausted?

Reference no: EM1354401

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