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1. |
Tube side pressure drop in a 1-2 heat exchanger (for turbulent flow of fluids through the tubes) is about __________ times, that in a 1-1 heat exchanger having the same size & number of tubes and operated at the same liquid flow rate ? |
A. | 2 |
B. | ½ |
C. | 4 |
D. | 8 |
Answer» E. | |