The coefficient of performance of a refrigerator is 5. If the temperature inside freezer is -20 degree C

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The coefficient of performance of a refrigerator is 5. If the temperature inside freezer is -20 degree C, the temperature of the surroundings to which it rejects heat is :
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The coefficient of performance of a refrigerator is 5. If the temperature inside freezer is -20 degree C, the temperature of the surroundings to which it rejects heat is : The coefficient of performance of a refrigerator is 5. If the temperature inside freezer is -20 degree C the temperature of the surroundings to which [...]
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