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- A rectangular concrete channel 5m wide carries water as shown in the figure below. The channel bed slope is 0.0013. Find the theoretical rate of flow in the channel. Y1 = 2.8 m YIRSIKSIK S Water surface L = 395 m Y2 = 1.75 m SURSIA trapezoidal channel with uniform flow depth 4 m. The base width is 6 m and the side slopes are equal to (1V:1H), Manning's n can be taken as shown in the figure. What is the weighted Manning's coefficient using Horton's equation. n30.019 n=0.022, 1 1 n=0.012 .a 0.017 .b 0.025 .C 0.033 .d none of theseA water flows uniformly in a rectangular channel 2m wide and at a depth of 1.2m. Consider 15m length of the channel and n=0.0122, what is the normal depth? O 1.0 m O 0.85 m O 1.2 m O 1.6 m
- A trapezoidal channel with uniform flow depth 4 m. The base width is 6 m and the side slopes are equal to (1V:1H), Manning's n can be taken as shown in the figure. What is the weighted Manning's coefficient using Horton's equation. n=0.019 n=0.022/|1 n=0.012Water flows in a trapezoidal channel of 2 m width and side slope at 1:1. At upstream depth of 2 m, the Froude's Number is 3. If the water undergoes a hydraulic jump: Determine the Froude's number downstream of the jump. A 0.339 B 0.384 0.435 D 0.486Calculate the discharge of water flowing at a uniform flow depth 0.482 m along a rectangular channel of width 2.6 m. The elevation of the channel bed drops by 3.5 mm for every meter of channel. The height of the roughness projection is 1.5 mm. The channel carries water with a kinematic viscosity of 1 x10-6 m²/s. Q= 2.1726 m³/s
- The water velocity in the channel shown in the figure has a velocity distribution across the vertical section equal to u = umax (y/d)!/2. What is the discharge in the channel if the water is 2 m deep (d = 2 m), the channel is 5 m wide, and the maximum velocity is 3 m/sWhat is the mean velocit max (y\1/2 u = u. maxd dQ(4)A trapezoidal channel has side slopes of 3 horizontal to 4 vertical and the slope of its bed is 1 in 2000. Determine the optimum dimensions of the channel if it is to carry water at 0.5 m3/s. Take Chezy's constant as 80.For a 2-D flow field, the stream function y 3 y==(y²-x²). is given as 2 The magnitude of discharge occurring between the stream line passing through points (0, 3) and (3, 4) is
- Water flowing through a wide horizontal channel encounters a bump as shown in the figure. y= 0.8 m Vi = 8 m/s Azz =0.30 m Bump Determine the following: a. Surface level over the bump b. Type of water flow over the bump Maximum height of the bump to produce critical flow с.Calculate the velocity and discharge of water through a rectangular channel of width 6 m and depth 3 m running full. The bed slope of the channel is 1 in 2000 and the Chezy's constant is 55.Water is flowing in a trapezoidal channel at a rate of Q = 20 m³/s. The critical depth y for such a channel must satisfy the equation: 1 -3 B = 0 where g = 9.81 m/s?, Ac =the cross-sectional area (m?), and B = Q? the width of the channel at the surface (m). For this case, the width and the cross-sectional area can be related to depth y by B = 3 + y and A. = 3y +: Solve for the critical depth using bisection method using the initial guesses x = 0.5 and xu = 2.5.