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Question 5 The figure below shows channel flow over a bump, which results in a hydraulic...
Problem 4-7 (a) The figure below shows channel flow over a bump, which results in a...
Problem 4-7 (a) The figure below shows channel flow over a bump, which results in a hydraulic jump downstream. If the depth at 1 is 100 cm and the flowrate per unit width in the channel is 1.6 m's, estimate: (1) The bump height, ah (ii) The depth after the hydraulic jump. Is it greater than or less than the depth at 1? Why? (iii) The fraction of flow energy that is dissipated in the hydraulic jump 1) Jump ©...
Question 7 Consider flow in an open channel with slope 1:500 and a Manning's n of...
Question 7 Consider flow in an open channel with slope 1:500 and a Manning's n of 0.030. The channel has a rectangular cross-section with a width of 5 m (a) Uniform flow in this channel has a depth of 1.6 m. What is the flowrate in the channel? (4 marks) (b) Suppose that this uniform flow (at point 1 in the figure below) encounters an obstacle on the channel bed (at point 2). How big would the obstacle need to...
QUESTION 7 a. A spillway is designed to control the overflow from a dam as shown...
QUESTION 7 a. A spillway is designed to control the overflow from a dam as shown in the figure below. The flow rate from the dam over the spillway is 2.9m's-1 per metre of width of the spillway. A hydraulic jump occurs downstream of the spillway. What will be the depth of the fluid y, downstream of the hydraulic jump? Assume that energy losses over the spillway can be neglected. 8 marks 5 m b. A sluice gate is fitted...
5. A hydraulic jump occurs in a rectangular channel with the width of 16 m. The...
5. A hydraulic jump occurs in a rectangular channel with the width of 16 m. The flow depth (yı) and velocity (v) at the beginning of the hydraulic jump are 1 m and 10 m/s, respectively. Determine the dissipated energy in the jump. (g= 10 m/s) a) 1.687 (m) b) 2.134 (m) c) 1.258 (m) d) 2.986 (m) e) None of above
Uniform water flow in a wide brick channel of slope 0.02 degrees moves over a 10-cm bump. A slight depression in the water surface results. If the minimum water depth per meter of width Then, again a...
Uniform water flow in a wide brick channel of slope 0.02 degrees moves over a 10-cm bump. A slight depression in the water surface results. If the minimum water depth per meter of width Then, again assuming uniform subcritical approach flow (V., y find (c) the flow rate and (d) y2 for which the flow at the crest of the bump is exactly critical (Fr2-10)
Uniform water flow in a wide brick channel of slope 0.02 degrees moves over a...
4.5 4 d Vs Mi 3.5 3 2.5 2 1.5 1 0.5 12 14 10 4 6 2 Es and M function Figure above shows 'd vs Es' and d Vs Mome...
4.5 4 d Vs Mi 3.5 3 2.5 2 1.5 1 0.5 12 14 10 4 6 2 Es and M function Figure above shows 'd vs Es' and d Vs Momentum function graph for an open channel which carries 15mA3/s. What is the critical depth? 1. If the first conjugate depth of a possible jump on this channel (in Question 1) is 0.7m and the tail water depth of the channel equals to the second conjugate depth, what is...
Part A Water runs from a sloping channel with a flow of 21 m/s onto a...
Part A Water runs from a sloping channel with a flow of 21 m/s onto a horizontal channel, forming a hydraulic jump. The channel is 2 m wide, and the water is y1 = 0.75 m deep before the jump. (Figure 1) Determine the depth Y2 of water after the jump. Express your answer to three significant figures and include the appropriate units. μΑ ? Figure y2 = Value 1 of 1 Units Submit Request Answer Part B Y2 What...
Water flows steadily along a horizontal open channel of uniform width, over a broad-crested weir. The...
Water flows steadily along a horizontal open channel of uniform width, over a broad-crested weir. The channel bed upstream from the weir (to the left) is d -0.75m above the channel bed downstream from the weir (to the right), as shown in the figure below. The volume flow rate per unit width is Q 6m2 s-1, and the downstream depth of the water is ћ2-d. Take the magnitude of the acceleration due to gravity as g 10ms-2. d - 0.75...
The flow of water over the broad-crested weir is 15 m3/s. The weir and the channel...
The flow of water over the broad-crested weir is 15 m3/s. The weir and the channel have a width of 5 m. (Figure 1) Part A Determine the depth of water y within the channel. Take Cw = 0.80. Express your answer to three significant figures and include the appropriate units. μΑ ? y = Value Units Submit Request Answer Figure < 1 of 1 < Return to Assignment Provide Feedback 1 m Water flows at 450 ft3/s over the...
EXPERIMENT 4 FLOW UNDER A SLUICE GATE AND THE HYDRAULIC JUMP 4.1 Introduction The sluice gate provides acenv...
EXPERIMENT 4 FLOW UNDER A SLUICE GATE AND THE HYDRAULIC JUMP 4.1 Introduction The sluice gate provides acenvenient means of flow regulation, especially in irrigation and drairage schemses where low has to be distributed in notworks of interconnected chanmels. The gane is peovided wih a lifting mechanis so at the aperture beeeath it may be set to any desired position When closed, the sperture is closed so that no Bow ca pass through the gale. In this experiment we measure...
Problem 4-7 (a) The figure below shows channel flow over a bump, which results in a hydraulic jump downstream. If the depth at 1 is 100 cm and the flowrate per unit width in the channel is 1.6 m's, estimate: (1) The bump height, ah (ii) The depth after the hydraulic jump. Is it greater than or less than the depth at 1? Why? (iii) The fraction of flow energy that is dissipated in the hydraulic jump 1) Jump ©...
Question 7 Consider flow in an open channel with slope 1:500 and a Manning's n of 0.030. The channel has a rectangular cross-section with a width of 5 m (a) Uniform flow in this channel has a depth of 1.6 m. What is the flowrate in the channel? (4 marks) (b) Suppose that this uniform flow (at point 1 in the figure below) encounters an obstacle on the channel bed (at point 2). How big would the obstacle need to...
QUESTION 7 a. A spillway is designed to control the overflow from a dam as shown in the figure below. The flow rate from the dam over the spillway is 2.9m's-1 per metre of width of the spillway. A hydraulic jump occurs downstream of the spillway. What will be the depth of the fluid y, downstream of the hydraulic jump? Assume that energy losses over the spillway can be neglected. 8 marks 5 m b. A sluice gate is fitted...
5. A hydraulic jump occurs in a rectangular channel with the width of 16 m. The flow depth (yı) and velocity (v) at the beginning of the hydraulic jump are 1 m and 10 m/s, respectively. Determine the dissipated energy in the jump. (g= 10 m/s) a) 1.687 (m) b) 2.134 (m) c) 1.258 (m) d) 2.986 (m) e) None of above
Uniform water flow in a wide brick channel of slope 0.02 degrees moves over a 10-cm bump. A slight depression in the water surface results. If the minimum water depth per meter of width Then, again assuming uniform subcritical approach flow (V., y find (c) the flow rate and (d) y2 for which the flow at the crest of the bump is exactly critical (Fr2-10)
Uniform water flow in a wide brick channel of slope 0.02 degrees moves over a...
4.5 4 d Vs Mi 3.5 3 2.5 2 1.5 1 0.5 12 14 10 4 6 2 Es and M function Figure above shows 'd vs Es' and d Vs Momentum function graph for an open channel which carries 15mA3/s. What is the critical depth? 1. If the first conjugate depth of a possible jump on this channel (in Question 1) is 0.7m and the tail water depth of the channel equals to the second conjugate depth, what is...
Part A Water runs from a sloping channel with a flow of 21 m/s onto a horizontal channel, forming a hydraulic jump. The channel is 2 m wide, and the water is y1 = 0.75 m deep before the jump. (Figure 1) Determine the depth Y2 of water after the jump. Express your answer to three significant figures and include the appropriate units. μΑ ? Figure y2 = Value 1 of 1 Units Submit Request Answer Part B Y2 What...
Water flows steadily along a horizontal open channel of uniform width, over a broad-crested weir. The channel bed upstream from the weir (to the left) is d -0.75m above the channel bed downstream from the weir (to the right), as shown in the figure below. The volume flow rate per unit width is Q 6m2 s-1, and the downstream depth of the water is ћ2-d. Take the magnitude of the acceleration due to gravity as g 10ms-2. d - 0.75...
The flow of water over the broad-crested weir is 15 m3/s. The weir and the channel have a width of 5 m. (Figure 1) Part A Determine the depth of water y within the channel. Take Cw = 0.80. Express your answer to three significant figures and include the appropriate units. μΑ ? y = Value Units Submit Request Answer Figure < 1 of 1 < Return to Assignment Provide Feedback 1 m Water flows at 450 ft3/s over the...
EXPERIMENT 4 FLOW UNDER A SLUICE GATE AND THE HYDRAULIC JUMP 4.1 Introduction The sluice gate provides acenvenient means of flow regulation, especially in irrigation and drairage schemses where low has to be distributed in notworks of interconnected chanmels. The gane is peovided wih a lifting mechanis so at the aperture beeeath it may be set to any desired position When closed, the sperture is closed so that no Bow ca pass through the gale. In this experiment we measure...
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