Q2. Discharge in a wide rectangular open channel can be found using the Manning's0.5roughness formulation of- AR067 S.°where Q is thedischarge, n is the roughness coefficient, A is the cross-sectional area; R is thehydraulic radius, and S, is the bed slope.Given that R = h (flow depth), and A = 12h, and S, = 0.0025 and n = 0.0125;Compute the flow depth (h) when Q = 120 m³/s, using the Newton's method. Startwithho =2 m initial guess and perform only a single iteration.WincWindo

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Engineering

Civil Engineering

Compute the flow depth (h) ↑

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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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

Q2. Discharge in a wide rectangular open channel can be found using the Manning's
0.5
roughness formulation of
- AR067 S.
°
where Q is the
discharge, n is the roughness coefficient, A is the cross-sectional area; R is the
hydraulic radius, and S, is the bed slope.
Given that R = h (flow depth), and A = 12h, and S, = 0.0025 and n = 0.0125;
Compute the flow depth (h) when Q = 120 m³/s, using the Newton's method. Start
with
ho =2 m initial guess and perform only a single iteration.
Winc
Windo

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