The loss of head due to viscosity for laminar flow in pipes is (where – McqOptions

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1.	The loss of head due to viscosity for laminar flow in pipes is (where d = Diameter of pipe, l = Length of pipe, v = Velocity of the liquid in the pipe, μ = Viscosity of the liquid, and w = Specific weight of the flowing liquid)
A.	4μvl/wd²
B.	8μvl/wd²
C.	16μvl/wd²
D.	32μvl/wd²
Answer» E.

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