A refrigerator using helium gas operates on the reversed cycle shown in the following figure
A refrigerator using helium gas operates on the reversed cycle shown in the following figure. Assume that T1 = -24?C and T2 = -71?C. What is the refrigerator’s coefficient of performance? What is the refrigerator’s power input if it operates at 64 cycles per second? [LINK: http://session.masteringphysics.com/problemAsset/1429834/5/K-P19.58.jpg] K-P19.58.jpg
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