23. The Second Law of Thermodynamics
Heat Engines & PV Diagrams
5:15 minutes
Problem 21c
Textbook Question
Textbook QuestionThe power output of a car engine running at 2400 rpm is 500 kW. How much (a) work is done and (b) heat is exhausted per cycle if the engine's thermal efficiency is 20%? Give your answers in kJ.
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