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In a mechanical refrigerator, the low temperature coils are at a temperature of $- 23^{0} C$ and the compressed gas in the condenser has a temperature of $27^{0} C$ . The theoretical coefficient of performance is

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detailed solution

Correct option is A

β=Q2W=T2T1−T2=250300-250=5

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In a mechanical refrigerator, the low temperature coils are at a temperature of −230C and the compressed gas in the condenser has a temperature of 270C . The theoretical coefficient of performance is

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In a mechanical refrigerator, the low temperature coils are at a temperature of $- 23^{0} C$ and the compressed gas in the condenser has a temperature of $27^{0} C$ . The theoretical coefficient of performance is