The co-efficient of performance (COP) of a refrigerating system, which – McqOptions

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1.	The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of __________ and COP are the same.
A.	kinematic viscosity
B.	work
C.	temperature
D.	none of these
Answer» E.

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