Investigate the effect of following condition on the average value of heat transfer coefficient in flow through a tubeTwo fold increases in flow velocity by varying mass flow rate

• 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