A Carnot engine performs work at the rate of 440 kW while using 680 kcal of heat per

Chapter 15, Problem 23P

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QUESTION:

Problem 23P

A Carnot engine performs work at the rate of 440 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?

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QUESTION:

Problem 23P

A Carnot engine performs work at the rate of 440 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?

ANSWER:

Solution 23P:

Step 1 of 2:-

Here we have to find the temperature at which the waste heat will be exhausted.

The engine works at the rate of 440 kW =.

The heat receiving rate is 680 kcal/s =.

The temperature of the heat source is: .

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