1.

A Newtonion liquid (ρ = density, μ = viscosity) is flowing with velocity v in a tube of diameter 'D'. Let Δp be the pressure drop across the length 'L'. For a laminar flow, Δp is proportional to

A. ρv²/D
B. μ;V/D²
C. ρv²/L
D. V/L
Answer» B. μ;V/D²


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