The engine oil at 150 degree Celsius is cooled to 80 degree Celsius in a paralle

Question

The engine oil at 150 degree Celsius is cooled to 80 degree Celsius in a parallel flow heat exchanger by water entering at 25 degree Celsius and leaving at 60 degree Celsius. Estimate the exchanger effectiveness

Options:

A . 0.56

B . 0.66

C . 0.76

D . 0.86

Answer: Option A
Answer: (a).0.56

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