(Moody chart) After a number of years of use, it is noted that to obtain a given flowrate, the head loss is increased to 1.7 times its value for the originally smooth pipe. If the Reynolds number is 106, determine the relative roughness of the old pipe. D 11 Mi !

(Moody chart) After a number of years of use, it is noted that to obtain a given flowrate, the head loss is increased to 1.7 times its value for the originally smooth pipe. If the Reynolds number is 106, determine the relative roughness of the old pipe. D 11 Mi !

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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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

(Moody chart) After a number of years of use, it is noted that to obtain a given flowrate, the head loss is increased to 1.7 times its value
for the originally smooth pipe. If the Reynolds number is 106, determine the relative roughness of the old pipe.
E
D
= i

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