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Which among the following does not depend on the friction factor?

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+1 vote
in Fluid Mechanics by (118k points)
Which among the following does not depend on the friction factor?

(a) Pipe diameter

(b) Fluid density

(c) Viscosity

(d) Weight

This question was posed to me in an international level competition.

Question is taken from Loss of Head due to Friction in Viscous Flow topic in chapter Viscous Flow & Turbulent Flow of Fluid Mechanics

1 Answer

+2 votes
by (362k points)
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Best answer
Right choice is (d) Weight

The explanation is: The friction factor(f) depends on the velocity of flow, fluid density, pipe diameter and the viscosity of the pipe. Roughness of the pipe is also an important criteria to determine the friction factor.

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