Q2) A canal of trapezoidal section has bed width of 8 m and bed slope of 1 in 4000. If the depth of flow is 2.4 m and side slopes of the channel are 1 horizontal to 3 vertical, determine the average flow velocity and the discharge carried by the channel. Also compute the average shear stress at the channel boundary. Take value of Chezy's constant = 55.

Q2) A canal of trapezoidal section has bed width of 8 m and bed slope of 1 in 4000. If the depth of flow is 2.4 m and side slopes of the channel are 1 horizontal to 3 vertical, determine the average flow velocity and the discharge carried by the channel. Also compute the average shear stress at the channel boundary. Take value of Chezy's constant = 55.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

1. A trapezoidal channel has a bottom width of 6 m and side slopes of 2H:1V. If thedepth of flow is 1.2 m and the flow is 20.40 m3/s,a. Compute the specific energy b. Compute the slope of channel if n = 0.014 c. Compute the average shearing stress at the boundary
A trapezoidal channel with these conditions: Left side slope = 3H:2V Right side slope = vertical ... has a bottom width of 4 meters and depth of 6 meters. Determine the hydraulic radius in meters
Consider a farm irrigation ditch in a loam soil having the following dimensions: bottom width= 0.6 m, total depth, 0.5 m, side slopes= 1.5 horizontal to 1 vertical, and depth of water= 0.4 m. If the bottom of the ditch has a uniform slope of 2 m/km, and if the bottom & sides are kept smooth and free from weeds, what will be the mean velocity(m/s) of flow and discharge in m^3/s? Use n = 0.02. Find the shear stress at the watersurface, at half flow depth, and the canal bottom in N/m2 (or Pa). What is the shear velocity in m/sec?
A rectangular channel with width = 10 meters and depth = 2 meters has a flow slope of 0.001 and roughness n = 0.025. The flow rate is 90 m3/s. Determine the shear stress on the channel in Pascals.
A circular section channel 3 m in diameter has a depth of 1.0 m and is laid to a gradient of 1:1000 and n = 0.012. A.Compute the rate of flow in cu.m./s (2 decimal places) B. Compute the hydraulic radius of the channel (3 decimal places).
The velocity of a trapezoidal canal with a bottom width of 3.2 m and side slopes of 3H:2V is 2.2 m/s. Calculate the following if the flow depth is 2.18 m and the channel bed slope is 5m per 3 kilometers. a. Flow rate, Q b. Roughness coefficient, n c. Shearing stress at the boundary of the canal, τ
A trapezoidal channel with sidewalls of 60 degrees has a bottom width of 4 m at total depth of 5 m and has a constant bedslope of 0.005. A flow of 40 m3/s fills the channel to a depth of 3.5 m, the maximum for normal operation. Downstream a topographic constriction requires that the channel be rectangular with a maximum width of 4 m. Assuming no changes in materials and no energy losses, estimate the depth in the downstream rectangular section and recommend a total depth for the rectangular channel.
A rectangular channel carries a discharge of 18.10m3/s when flowing 1.5m depth. If the width of the canal is 10m, determine: The specific energy, Slope of the channel if n= 0.35, and Boundary shearing stress in Pascals.
A trapezoidal channel with 3.0 bottom width and 1:1 side slope carries a discharge of 10?3 ? at a slope of 12cm/km. A hydraulic jump is formed in the channel with an initial depth of 0.6 m. Calculate the momentum function, the critical depth, and the conjugate depth.
A trapezoidal channel has a bed width of 5 m, a side slope of 2.5:1 (H:V) and a flow depth of 3 m. The velocity = 1.2 m/s and the velocity head = 0.073 m i. Determine the flow area (m²) of this channel. ii. Determine the wetted perimeter (m) of this channel. iii. Determine the hydraulic radius (m) of this channel. iv. Determine the width (m) of flow across the surface of this channel. v. Determine the freeboard (mm) of this channel. vi. Determine the total channel depth (m). vii. Determine the discharge (m³/s) of this channel. viii. Determine the Froude number of the flow. ix. Comment on the state of flow.…
A trapezoidal channel has a bed width of 5 m, a side slope of 2.5:1 (H:V) and a flow depth of 3 m. The velocity = 1.2 m/s and the velocity head = 0.073 m i. Determine the flow area (m²) of this channel. ii. Determine the wetted perimeter (m) of this channel. iii. Determine the hydraulic radius (m) of this channel. iv. Determine the width (m) of flow across the surface of this channel. v. Determine the freeboard (mm) of this channel. vi. Determine the total channel depth (m). vii. Determine the discharge (m³/s) of this channel. viii. Determine the Froude number of the flow. ix. Comment on the state of flow.…
A meter diameter reinforced concrete pipe culvert is flowing 3/4 full. It's wetted perimeter "p" is m and its hydraulic radius "R" is m.