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An engine takes in 200 J of heat, expels 80 J of heat, and does 120 J of work. What is the efficiency of the engine? (Use e =Westery A. 40% B. 60% C. 20% D. 80%
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An engine takes in 200 J of heat, expels 80 J of heat, and does 120 J of work.

What is the efficiency of the engine? (Use e =Westery
A. 40%
B. 60%
C. 20%
D. 80%

User TalL
by
6.1k points

1 Answer

3 votes

Answer:

D

Step-by-step explanation:

User Rodger
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