In refrigerators, the temperature difference between the evaporating refrigerant and the medium being cooled should be_________________?

Mechanical Engineering Mcqs

In refrigerators, the temperature difference between the evaporating refrigerant and the medium being cooled should be_________________?

(A)  high, of the order of 25°

(B)  as low as possible (3 to 11°C)

(C)  zero

(D)  any value

(E)  none of the above



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