Oil of viscosity 0.1 Pa.s and specific gravity 0.90, flows through a horizontal pipe of 25 mm diameter. If the pressure drop per meter length of the pipe is 12 kPa, determine (a) the rate of flow in N/min; (b) the shear stress at the pipe wall; (c) the Reynolds number of the flow; and (d) the power required in W per 50 m length of pipe to maintain the flow. [Take: unit weight of water = 9810 N/m³]

Oil of viscosity 0.1 Pa.s and specific gravity 0.90, flows through a horizontal pipe of 25 mm diameter. If the pressure drop per meter length of the pipe is 12 kPa, determine (a) the rate of flow in N/min; (b) the shear stress at the pipe wall; (c) the Reynolds number of the flow; and (d) the power required in W per 50 m length of pipe to maintain the flow. [Take: unit weight of water = 9810 N/m³]

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

Oil of viscosity 0.1 Pa.s and specific
gravity 0.90, flows through a horizontal
pipe of 25 mm diameter. If the pressure
drop per meter length of the pipe is 12
kPa, determine (a) the rate of flow in
N/min; (b) the shear stress at the pipe wall;
(c) the Reynolds number of the flow; and
(d) the power required in W per 50 m
length of pipe to maintain the flow. [Take:
unit weight of water = 9810 N/m³]

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