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In a mechanical refrigerator, the low temperature coils are at a temperature of – $13^{0} C$ 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 D

k=T2T1−T2=273−13(273+27)−(273−13) =26040 K =6.5

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In a mechanical refrigerator, the low temperature coils are at a temperature of – 130C and the compressed gas in the condenser has a temperature of 270C. The theoretical coefficient of performance is

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Ready to Test Your Skills?

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In a mechanical refrigerator, the low temperature coils are at a temperature of – $13^{0} C$ and the compressed gas in the condenser has a temperature of $27^{0} C .$ The theoretical coefficient of performance is