Fanning friction factor is equal to (where, fʙ = Blassius friction fa – McqOptions

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1.	Fanning friction factor is equal to (where, fʙ = Blassius friction factor).
A.	fʙ/4
B.	fʙ/2
C.	4fʙ
D.	2fʙ
Answer» B. fʙ/2

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