If a single tube pass heat exchanger is converted to two passes; for the same fl

Question

If a single tube pass heat exchanger is converted to two passes; for the same flow rate, the pressure drop per unit length in tube side will __________ times.

Options:

A . Increase by 1.8

B . Decrease by 22

C . Increase by 21.6

D . None of these

Answer: Option C

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