Determine the maximum flow in a rectangular channel 6m wide if the specific energy is 4 Nm/m.
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- 1. In a 3.0 m wide rectangular channel, the discharge is 15.0 m⅔. Calculate the critical depth and the specific energy for the flow in the channel.A rectangular open channel, with a constant discharge of 32m3/s, has a smooth expansion from (1) to (2) as shown in figure Q2 in the flow direction. At (1) the channel is 3.6m wide and the water depth is 2.4m . At (2) the water depth is 0.8m. Calculate the minimum energy of the flow at (1).A rectangular channel 2.0 m wide and 1.0 m deep carries a discharge of 4.0 m3/s. A horizontal datum is assumed 2.0 m below the channel bed at a certain point. Calculate the total energy and the specific energy at that point
- A trapezoidal canal has a bottom width of 6m a side slope of 1:1. It carries a discharge of 12 cu.m./s. Determine the minimum specific energy in meters. A rectangular channel 2 m wide carries 2.2 cu.m./s of water. Compute the minimum specific energy in meters.A rectangular channel has a width of 8 m and flow rate through it is 25 m/s at a section where depth of flow is 2.5 m. Find : a.Specific energy of water flowing through the channel. b. Critical depth. c. Critical velocity. d. Minimum specific energyA wide rectangular channel excavated from clean earth with n=0.013 carries a unit of discharge of 4 m3/s per meter. a. Determine the critical depth. b. Determine the minimum specific energy in m. c. If the depth of flow is 1m, calculate the slope of energy line for normal flow conditions.
- Total head (energy) is constant along a pipe system and is 25 m. At Point B, the flow rate is 1.2 m3/s where the rectangular pipe has a height of .5 m and a width of .4 m. What is the static head at Point B, in m?A rectangular channel of 2.5 m widthis carrying a discharge of 4 m³/s. Considering that acceleration due to gravity as 9.81 m/s2, the velocity of flow (in m/s) corresponding to the critical depth (at which the specific energy is minimum) isThe specific energy for a 5 m wide rectangular channel is to be 4 Nm/N. If the rate of flow of water through the channel is 20~m^{3}/s. determine the alternate depths of flow.
- A rectangular channel (n=0.011) 18 m wide to carry water at a flow rate of 35 m³/s. The slipe of the channel is 0.00078 a. Determine the critical depth of the flow in meters b. Determine the specific energy in meters c. Determine the depth of the flow in meters3.Consider a system with a specific discharge of 3 m2/s as shown in Figure 2. Thedepth, y1, upstream of the step is 2 meters. The downward step height is 0.2 meters. (a) Determine the Froude number of upstrem and downstrem of flow(b) Determine the upstream and downstream specific energy, E.For a hydraulic jump in a rectangular channel the velocity and depth after the jump are known to be 0.8m/s and 1.75 m respectively. Calculate the depth before the jump, the energy loss and the power dissipated per meter width.