Question 4. L a) A (3.0 + X) m wide rectangular channel carries water at 20°C at a depth of 0.75 m. The channel is laid on a slope of 0.0004. Find the hydrodynamic nature of the surface if the channel is made of (a) very smooth concrete and (b) rough concrete. Also estimate the discharge for both the cases using Manning's formula. Consider that the equivalent roughness height for very smooth concrete is 0.25 mm and for rough concrete is 3.5 mm. Where, X = 0.01 x Last Three Digit of your Student ID b) Compute the normal depth and velocity in a trapezoidal channel whose bottom width is (6 + X) m and side slope is 1.75: 1. The discharge of the channel should be maintained 33 m/s. Consider that the value of Manning's n is 0.025 and bed slope is 0.0031. Where, X 0.01 x Last Three Digit of your Student ID

Question 4. L a) A (3.0 + X) m wide rectangular channel carries water at 20°C at a depth of 0.75 m. The channel is laid on a slope of 0.0004. Find the hydrodynamic nature of the surface if the channel is made of (a) very smooth concrete and (b) rough concrete. Also estimate the discharge for both the cases using Manning's formula. Consider that the equivalent roughness height for very smooth concrete is 0.25 mm and for rough concrete is 3.5 mm. Where, X = 0.01 x Last Three Digit of your Student ID b) Compute the normal depth and velocity in a trapezoidal channel whose bottom width is (6 + X) m and side slope is 1.75: 1. The discharge of the channel should be maintained 33 m/s. Consider that the value of Manning's n is 0.025 and bed slope is 0.0031. Where, X 0.01 x Last Three Digit of your Student ID

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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