A Carnot-refrigerator has a COP of 6. What is the ratio of the lower t – McqOptions

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1.	A Carnot-refrigerator has a COP of 6. What is the ratio of the lower to the higher absolute temperature?
A.	1/6
B.	7/8
C.	6/7
D.	1/7
Answer» D. 1/7

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