Physics · 2015
NEET 2015 · 25 July · Code C · Q38
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…
The coefficient of performance of a refrigerator is 5. If the temperature inside freezer is $\displaystyle -20^{\circ} \mathrm{C}$, the temperature of the surroundings to which it rejects heat is :
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle 31$°C
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NEET (UG) 2015 Physics question, with the answer from NTA’s final answer key. Where our answers come from.