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Author Question: A gasoline engine absorbs 2500 J of heat and performs 1000 J of mechanical work in each cycle. The ... (Read 217 times)

WWatsford

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on: Jul 28, 2018
A gasoline engine absorbs 2500 J of heat and performs 1000 J of mechanical work in each cycle. The amount of heat expelled in each cycle is
 a. 1000 J
  b. 1500 J
  c. 2000 J
  d. 500 J
  e. 3000 J

Question 2

A gasoline engine absorbs 2500 J of heat and performs 1000 J of mechanical work in each cycle. The efficiency of the engine is
 a. 80.
  b. 40.
  c. 60.
  d. 20.
  e. 50.


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Bigfoot1984

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Reply #1 on: Jul 28, 2018
Answer to Question 1

b

Answer to Question 2

b


WWatsford

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Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

xiaomengxian

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Reply 3 on: Yesterday
:D TYSM

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