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Author Question: A Hooke's law spring is compressed 12.0 cm from equilibrium, and the potential energy stored is 36.0 ... (Read 159 times)

jilianpiloj

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on: Jul 28, 2018
A Hooke's law spring is compressed 12.0 cm from equilibrium, and the potential energy stored is 36.0 J. What compression (as measured from equilibrium) would result in 100 J being stored in this case?
 a. 20.0 cm
  c. 13.6 cm
  b. 14.1 cm
  d. The correct answer is not given.

Question 2

A gasoline engine with an efficiency of 40.0 operates between a high temperature T1 and a low temperature T2 = 320 K. If this engine operates with Carnot efficiency, what is the high-side temperature T1?
 a. 1070 K
  c. 533 K
  b. 868 K
  d. 457 K


kalskdjl1212

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

A

Answer to Question 2

C


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jilianpiloj

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Reply #2 on: Jul 28, 2018
TY


kalskdjl1212

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Reply #3 on: Jul 28, 2018
You're welcome


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