In smooth pipes, if R represents Reynold's number, Friction factor for – McqOptions

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1.	In smooth pipes, if R represents Reynold's number, Friction factor for turbulent flow is given by:
A.	0.64/R
B.	64/R
C.	0.316/R1/4
D.	0.316/R4/5
Answer» D. 0.316/R4/5

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