During each cycle, a refrigerator ejects 685 kJ of energy to a high-temperature reservoir, and takes in 560 k) of energy from a low- temperature reservoir. (a) Determine the work done on the refrigerant in each cycle. kJ (b) Determine the coefficient of performance of the refrigerator.

During each cycle, a refrigerator ejects 685 kJ of energy to a high-temperature reservoir, and takes in 560 k) of energy from a low- temperature reservoir. (a) Determine the work done on the refrigerant in each cycle. kJ (b) Determine the coefficient of performance of the refrigerator.

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter18: Heat Engines, Entropy, And The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 3OQ: A refrigerator has 18.0 kJ of work done on it while 115 kJ of energy is transferred from inside its...

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how to answer part a

During each cycle, a refrigerator ejects 685 kJ of energy to a high-temperature reservoir, and takes in 560 k) of energy from a low-
temperature reservoir.
(a) Determine the work done on the refrigerant in each cycle.
kJ
(b) Determine the coefficient of performance of the refrigerator.

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