A Carnot engine operating between two particular temperatures has an efficiency of 0.65.         50% Part (a)  If the engine were operated in reverse as a refrigerator or an air conditioner, what would be its coefficient of performance?

University Physics Volume 2
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Chapter4: The Second Law Of Thermodynamics
Section: Chapter Questions
Problem 80AP: A Carnot engine operates in a Carnot cycle between a heat source at 550 and a heat sink at 20 ....
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 A Carnot engine operating between two particular temperatures has an efficiency of 0.65.
 
 
 
  50% Part (a)  If the engine were operated in reverse as a refrigerator or an air conditioner, what would be its coefficient of performance? 
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