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Author Question: An automobile engine operates with an overall efficiency of 12. How much energy is delivered as ... (Read 127 times)

ahriuashd

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on: Jul 28, 2018
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

Question 2

A homeowner has a new oil furnace which has an efficiency of 60. For every 100 barrels of oil needed to heat his house, how much (in barrels of oil) goes up the chimney as waste heat?
 a. 20
  b. 60
  c. 40
  d. 80
  e. 10


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thall411

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

B

Answer to Question 2

C


ahriuashd

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Reply #2 on: Jul 28, 2018
Thank you!


thall411

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Reply #3 on: Jul 28, 2018
Always glad to help...


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