For a heat pump, coefficient of performance is given by (Q1 is the hea – McqOptions

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1.	For a heat pump, coefficient of performance is given by (Q1 is the heat taken from low temperature region and Q2 is the heat given to high temperature region)
A.	Q1/(Q1-Q2)
B.	Q2/(Q1-Q2)
C.	1- (Q1/Q2)
D.	1- (Q2/Q1)
Answer» B. Q2/(Q1-Q2)

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