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1. |
Investigate the effect of following condition on the average value of heat transfer coefficient in flow through a tube
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A. | nIt may be presumed that there is no change in the temperature of the liquid and the tube wall, and that the flow through the tube is turbulent in character |
B. | 64.1% decrease |
C. | 64.1% increase |
D. | 74.1%decrease |
E. | 74.1% increases |
Answer» E. 74.1% increases | |