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    Physics for Scientists
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    Exam 22: Heat Engines, Entropy, and the Second Law of Thermodynamics
  5. Question
    An Automobile Engine Operates with an Overall Efficiency of 12
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An Automobile Engine Operates with an Overall Efficiency of 12

Question 3

Question 3

Multiple Choice

An automobile engine operates with an overall efficiency of 12%. How much energy is delivered as waste heat (in gallons of gasoline) for each 10 gallons of fuel burned?


A) 1.2
B) 8.8
C) 6.5
D) 4.7
E) 7.5

Correct Answer:

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