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Velocity measurement of flow through a rough circular pipe indicate that the average velocity is 3.4m/s and the centre-line velocity is 4.26 m/s. What is the friction factor for the pipeline?

Traffic and Highway Engineering

5th Edition

ISBN:9781305156241

Author:Garber, Nicholas J.

Publisher:Garber, Nicholas J.

Chapter16: Highway Drainage

Section: Chapter Questions

Problem 13P

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Concept explainers

Pressurized pipe flow

A 15-kilometer-long pipe with a pipe diameter of one meter transports water at a speed of one meter per second. The pipe has a friction coefficient of 0.005. Calculate the frictional head loss?

Question

Velocity measurement of flow through a rough
circular pipe indicate that the average velocity
is 3.4m/s and the centre-line velocity is 4.26
m/s.
What is the friction factor for the pipeline?

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