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
Answers
Answered by
310
heyya here's ur ans
5= heat abs/work done
5= T(fr) / T(surr) - T(fr)
5= 253K / T - 253
5T - 1265 = 253
5T = 1518
T = 303.6K or 30.6°C..this is ur ans
...hope this helps...plz mark brainliest..
5= heat abs/work done
5= T(fr) / T(surr) - T(fr)
5= 253K / T - 253
5T - 1265 = 253
5T = 1518
T = 303.6K or 30.6°C..this is ur ans
...hope this helps...plz mark brainliest..
Answered by
56
30.6°C
Explanation:
In this,the coefficient of performance of a refrigerator is given. All the data were just putted in formula.
B=Qc/Qh-Qc
The temperature were taken in kelvin.
Attachments:
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