Answered: The pressure at point m in the figure…

The pressure at point m in the figure shown was increased from 85 kPa to 125 kPa. This causes the top level of mercury to move 28 mm in the sloping tube. What is the inclination (angle +).

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter7: Seepage

Section: Chapter Questions

Problem 7.1P

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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

The pressure at point m in the figure
shown was increased from 85 kPa to 125
kPa. This causes the top level of mercury
to move 28 mm in the sloping tube.
What is the inclination (angle ).
Ans.
34.932
X
O
E
water
y
mercury

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