Note:hand written solution should be avoided. 5 The flow in a trapezoidal open channel is 5 m³/s The trapezoidal section hasa bottom width of 14 m and side slopes of 1 vertical to 3 horizontal Thewater depth Z₁ upstream of the hydraulic jump is 01 ma) Apply the control mass/control volume to find the momentum equation for thehydraulic jump in the trapezoidal channelb) Compute the water depth Z2 downstream of the hydraulic jump98-Civ-A5 May 2009Page 4 of 5HydraulicJumpDownstreamV₂UpstreamZ₁"IV₁Side viewZ210/1

Step 1:Step 2:Step 3:Step 4:Step 5:Step 6:Step 7:

Answered: 5 The flow in a trapezoidal open…

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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9. Open channel flow is: a) Liquid surface is subject to Hydraulic pressure b) Liquid surface is subject to atmospheric pressure 10. When depth of flow is more than critical depth, it is called as: a) Supercritical flow b) Subcritical flow 11. The depth corresponding to minimum specific energy: a) Subcritical depth b) Critical depth 12. Lacey's theory is applicable to: a) Rigid boundary channels carrying sediment-laden water b) Loose boundary channels carrying sediment-laden water c) Loose boundary channels carrying sediment free water
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A 3 m wide rectangular channel, as shown, carries a flow of 11.7m/s. hydraulic jump Ус y2 y1 Az = 0.4m 3 At section 3, it is observed that the flow profile goes through a critical depth control above the 0.4m step in the channel base. a) Calculate the critical energy at section 3. b) Assuming there is no energy loss between section 2 and 3, use the energy equation to show that the depth y2, at 2, is approximately equal to 1.927 m. Just upstream of section (2, a hydraulic jump forms. Use the hydraulic jump formula to calculate the depth y1, at O
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(7) (8) Water flows in a rectangular channel with base width B=5 m and depth D=1.5 m. It then flows under a sluice gate that has a width equal to that of the channel base and is raised so that the depth of flow under the gate is d-0.5 m. Calculate the flow rate in the channel and the force on the sluice gate Downstream of the sluice gate in question (7) there is a hydraulic jump. Calculate the downstream depth of flow and the head loss in the jump.
542..A hydraulic jump was established in the river. The depth before the jump measured 3.38 cm and the depth after the jump was 11.46 cm. The width of the river is 31.2 cm. Write the type of the jump when the discharge is 0.0162 m3/s.
Assume uniform flow through a half-full circular channel. a. hydraulic radius (m) b. Reynolds number c. hydraulic depth (m) d. Froude number
3(b). Water flows through a spillway and goes through a hydraulic jump shown in figure. Consider Flow rate Q=15m³/s per meter width of the channel and water depth Y₁ = 0.6m. Determine the downstream depth of the channel (Y2) after hydraulic jump occurs Energy Loss in the hydraulic jump Hydraulic Jump ↓ Y₁ = 0.6m L Y2 = ?
Onestion 2 : Choose the correct letter, A, B, C or D A 1 Esumate the flow velocity in m/s through a best hydraulic circular channel of 2 m diameter with a bed slope of 0.001 and n=0.012. 2 For a rectangular channel if the discharge per unit width= 10 m³/s.m, the critical velocity in m/s is? 3 For a rectangular channel if the flow velocity = 1.5 m/s, and the flow depth = 2m, what is the classification of this flow? 4 For a rectangular channel, if the Froude number = 1.5 and the initial depth=0.8 m, the depth after hydraulic jump occurs is: 5 At the exit flow under a sluice gate the depth of flow was 0.5 m, if y2=1.5 m, calculate the head loss across the jump 6 The pump curve of single pump is given by Hp = 15-100², if the system curve Hsu =20-20², estimate the flow delivered to the system by 3 pumps in series in m³/s 7 The pump curve of single pump is given by H₂=40-25Q², if the system curve HSH =20-20², estimate the flow delivered to the system by 3 pumps in parallel in m³/s What is…
Q7: The channel shown in the figure and has a surface of flout finalized concrete 0.1m per 100m of length calculate the discharge (Q) and Froude number (Fr) for a depth of 1.5m, assume n-0.0015 determine Fr is critical, subcritical or supercritical? y=D=1.5m h -3.0m 3 2
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A confined aquifer with two piezometers measuring pressure head at two different locations 1500 ft apart. The aquifer has hydraulic conductivity of 2.4 x 10-4 ft/sec. Assume the width of aquifer into the page is 6 miles and the flow is one dimensional from left to right. Compute the total flow in ft³/sec. el. 282 ft 10.5 ft -1500 ft el. 276 ft Aquiclude Confined aquifer Aquiclude

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