Hot gases enter a heat exchanger at 200°C and leave at 150°C. The co – McqOptions

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1.	Hot gases enter a heat exchanger at 200°C and leave at 150°C. The cold air enters at 40°C and leaves at 140°C . The capacity ratio of the heat exchanger will be:
A.	0.4
B.	0.45
C.	0.5
D.	0.52
Answer» D. 0.52

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