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    University Physics with Modern Physics Study Set 1
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    Exam 20: The Second Law of Thermodynamics
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    A Heat Engine with an Efficiency of 30
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A Heat Engine with an Efficiency of 30

Question 40

Question 40

Multiple Choice

A heat engine with an efficiency of 30.0% performs 2500 J of work.How much heat is discharged to the lower temperature reservoir?


A) 5830 J
B) 8330 J
C) 750 J
D) 1350 J
E) 7080 J

Correct Answer:

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