Physics · Fluid Mechanics

Identify the correct formula for the Reynolds number (R) for a liquid flowing through a cylindrical pipe, where V is the velocity of the liquid, ρ is the density of the liquid, η is the coefficient of viscosity, and D is the diameter of the pipe.

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Correct answer

R = V ρ D / η

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Identify the correct formula for the Reynolds number (R) for a liquid flowing through a cylindrical pipe, where V is the velocity of the liquid, &rho; is the density of the liquid, &eta; is the coefficient of viscosity, and D is the diameter of the pipe.