A fluid is flowing inside the inner tube of a double pipe heat exchan – McqOptions

MCQOPTIONS

1.	A fluid is flowing inside the inner tube of a double pipe heat exchanger with diameter 'd'. For a fixed mass flow rate, the tube side heat transfer co-efficient for turbulent flow conditions is proportional to
A.	D0.8
B.	D-0.2
C.	D-1
D.	D-1.8
Answer» C. D-1

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