WATER RESOURCES ENGINEERING
3rd Edition
ISBN: 9781119490579
Author: Mays
Publisher: WILEY
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Chapter 5, Problem 5.1.9P
To determine
The flood discharge through a river of
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A rectangular channel with a width of B = 2 m drains water with a discharge of Q = 2,4 m3/s. The depths of water at an adjacent point are 1,5 m and 1,4 m. If the Chezy coefficient is 50 and the slope of the Io channel base = 0,0004, calculate the distance between the two faces. Continue to normal depth with the direct step method.
Find elvation by Rise and fall method .
Determine the most economical section of a rectangular channel carrying water at the rate of 0.4 m3/s; The bed slope of the channel being 1 in 2000. Take Chezy’s constant C = 50.
a. b = 1.872 m; y = 3.12 m
b. b = 2.98 m; y = 2.58 m
c. b = 1.154 m; y = 0.577 m
d. b = 0.9 m; y = 1.085 m
Chapter 5 Solutions
WATER RESOURCES ENGINEERING
Ch. 5 - Prob. 5.1.1PCh. 5 - Prob. 5.1.2PCh. 5 - Prob. 5.1.3PCh. 5 - Prob. 5.1.4PCh. 5 - Prob. 5.1.5PCh. 5 - Prob. 5.1.6PCh. 5 - Prob. 5.1.7PCh. 5 - Prob. 5.1.8PCh. 5 - Prob. 5.1.9PCh. 5 - Prob. 5.2.1P
Ch. 5 - Prob. 5.2.2PCh. 5 - Prob. 5.3.1PCh. 5 - Prob. 5.3.2PCh. 5 - Prob. 5.3.3PCh. 5 - Prob. 5.3.4PCh. 5 - Prob. 5.3.5PCh. 5 - Prob. 5.3.6PCh. 5 - Prob. 5.4.1PCh. 5 - Prob. 5.4.2PCh. 5 - Prob. 5.5.1PCh. 5 - Prob. 5.5.2PCh. 5 - Prob. 5.5.3PCh. 5 - Prob. 5.5.4PCh. 5 - Prob. 5.5.5PCh. 5 - Prob. 5.5.6P
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- Readings on a rod held at two points and B, 75 m apart, are 2.965 m and 1.295 m, respectively. Determine the rod reading at points on line AB which are 25 m and 45 m from A. Assume that there is a uniform gradient along line ABarrow_forwardFind the velocity and discharge through a trapezoidal channel of 1.5 m wide and side slopesof 1.5 horizontal to 1 vertical. The depth of water is 1.2 m. Manning’s constant n = 0.025.The slope of bed of the channel is 1 in 2500arrow_forwardFor a flow of 1500 liters of water per second through a circular channel of 2m diameter flowing half full. The value of Manning's constant is 0.015 for the rough concrete lining used. Compute the slope required for the flow in the channel.arrow_forward
- Solve Problem 5.6 using Eq. (5.11).arrow_forwardWater flows in a rectangular open channel with a depth of y = 0.45 m and velocity of V = 1.45 m/s. What is the water level after a gradual step rise? Can you please explain it with steps and proof? a) The water level will rise b) The water level will drop.arrow_forwardA rectangular channel has a wdith of 14 m and depth of of water equal to 3 m with a bed slope of 1 in 1500. Determine the discharge through the channel using Kutter's formula and take N = 0.03arrow_forward
- 26. A trapezoidal canal with a base of 2.2 m has sides sloping at 45⁰ with the horizontal. If water flows at a depth of 1.1 m, find the hydraulic radius.0.71 m0.62 m0.77 m0.68 marrow_forwardA square plate with 0.5m side length is placed in a water tank so that its centroid is in a depth of2.9m. If the flat surface of plate is placed in vertical plan and top edge is parallel to the freesurface, calculate the distance to the horizontal pressure force acting on one side of the surfacefrom the free surface.(a) 2.907 m(b) 3.000 m(c) 2.900 m(d) 3.010 marrow_forwardSolve Problem 6.8 using Eqs. (6.14) and (6.29).arrow_forward
- A 10 m simply supported beam with 25 kN load 3 m from the left endhas a maximum slope at the left end: (IE = 8,000 kN-m2) solve with complete solutions with diagram and conversion of units A. 0.0056 rad B. 0.0765 rad C. 0.0186 rad D. 0.1823 radarrow_forwardGive me right solution Determine the length of back water curve caused by an affux of 5 m in a rectangular channel of width 50 m and depth 2 m . The slope of the bed is 1 in 2000 . Take n = 0.03arrow_forward
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