The C.O.P. of a reversed Carnot refrigerator is 5. What is the ratio – McqOptions

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1.	The C.O.P. of a reversed Carnot refrigerator is 5. What is the ratio of highest temperature to lower temperature?
A.	−1.2
B.	0.8
C.	1.2
D.	−0.8
Answer» D. −0.8

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