The coefficient of performance of a refrigerator is 5 . If the temperature inside freezer is -20^{\circ} {\C}, the temperature of the surroundings to which it rejects heat is [NEET 2015]

NEET 2015 Physics and Chemistry Paper

Question : 20 of 91

Marks: +1, -0

The coefficient of performance of a refrigerator is 5 . If the temperature inside freezer is −20∘C, the temperature of the surroundings to which it rejects heat is

[NEET 2015]

11∘C
21∘C
31∘C
41∘C

Validate

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