3. A channel is required to convey 10 m3/s of water at a mean velocity of 1.25 m/s. (a) Calculate dimensions of the most effective section for trapezoidal, parabola 8and semi-circle shape. (b) Evaluate which channel shape in question 3 (a) is has the least wetted perimeter?

3. A channel is required to convey 10 m3/s of water at a mean velocity of 1.25 m/s. (a) Calculate dimensions of the most effective section for trapezoidal, parabola 8and semi-circle shape. (b) Evaluate which channel shape in question 3 (a) is has the least wetted perimeter?

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: 2.1 In a rectangular channel F, and F, are the Froude numbers corresponding to the alternate depths…

Q: The table below contains the information about two embankment sections. The distance between them…

Q: Answer fast

Q: need the answer as soon as possible

Q: Two concrete pipes (n=0.01) must carry the flow from an open channel half square section 2m wide and…

Q: The table below contains the information about two embankment sections. The distance between them…

A: The given data is shown below: Distance=30 mFormation width=6m to 9m

Q: Calculate the hydraulic radius for the most economical rectangular section having depth y and width…

Q: An open channel is to be designed to carry 1.00m3/sec at a slope of 0.0065. The channel material has…

Q: A triangular channel has a 30-degree walls. A smooth asphalt lining (n = 0.013) is used and the…

A: Using mannings equation

Q: An open channel having a slope of 0.0065 is to carry 1.0 cum/sec. The channel material has an "n"…

Q: Water flows uniformly at a depth y1= 40 cm in the concrete channel, which is 10 m wide. Estimate the…

Q: if the median size of bed material of a natural channel is 1.2 mm, then the Manning's n coefficient…

A: Using strickler equation

Q: A 500mm radius sewer pipe is laid on a slope of 0.0015 and has a roughness coefficient of 0.012. The…

Q: b) Using the conditions of best hydraulic trapezoidal section, design a rigid-boundary trapezoidal…

Q: Design a semi-circular open channel (n=0.014) that is anticipated to convey 10cumecs of water. The…

Q: The table below contains the information about two embankment sections. The distance between them…

A: To find volume using trapezoidal formula

Q: :A puncture of length 250 m, with a trapezoidal section and slope of the sides 1: 1.5, the value of…

A: Solution Given that Length of channel L=250 m n=0.005 side slope x=1.5 The slope of the floor…

Q: An open channel is to be designed to carry 1 m3/s at a slope of 0.0065. The channel material has n =…

Q: Someone can help me with this please?

Q: An open channel is to be designed to carry 1.5 m3/s at a slope of 0.007. The channel material has an…

A: solution Given discharge Q = 1.5m3/secslope S =0.007n=0.012 for the most efficient rectangular…

Q: The table below contains the information about two embankment sections. The distance between them…

Q: Design a straight trapezoidal erodible channel that can carry a discharge of 12.5m^3/s using…

A: Solution: Given: Mannings constant, n = 0.024 slope so = 0.0015 Q=12 m3/s

Q: Figure 3 1 Q1 = Q2+Q3+Q4 Total losses = hL1+hL2+hL3+hL4+hL5 Q1 = Q5 The pipes in Figure 3 show a…

Q: A steep rectangular channel is to carry flow rate of 1.90 m3/s wirh a slope of 0.01 and roughness…

A: For minimum area Width=2×depthso,A=2yy=2y2P=4yso,

Q: 4. A section of water line includes 300 m of 150 mm diameter pipe with a roughness coefficient (Ch)…

A: Length200nm = 673.35 meters Explanation:Finally, we sum up all the equivalent lengths and…

Q: A concrete open channel is to be designed to carry 1.5 m/s at a slope of 0.00085. Assuming n =…

Q: I need help on this problem Manning equation problem for parts a, especially rearranging the…

A: R (hydraulic radius) = A(area)/P(perimeter) = 250*20/(250 + 2*20) = 17.24 Q = 25000 ft3/s Q = 1/n x…

Q: What are the limit states of a symmetric channel that has "compact" flanges and a "compact" web?…

A: A compact section is the one that is formed and casted out as a single piece of steel and not…

Q: A pipe line between points A and B consist of 305m of 200mm, followed by 245m of 300mm, followed in…

Q: Water flows uniformly at a depth y1= 40 cm in the concrete channel, which is 10 m wide. Estimate the…

Q: 5. Calculate the wetted area of a circular

A: To find : Wetted area.

Q: Water flows uniformly at a depth y1= 40 cm in the concrete channel, which is 10 m wide. Estimate the…

A: Given :

Q: EX(2,: Calculate the Diameter for pipe by Chart Method, Given : head losses 50 kpa , L=1250m , Q=126…

A: Step 1: H =50 L=1250 Q =126 m3/hr C=80 V =80 √ m .h/L

Q: A 400mm radius sewer pipe is laid on a slope of 0.0015 and has a roughness coefficient of 0.012. The…

A: Given data, Radius r = 400 mm = 0.4 m Slope S = 0.0015 Roughness coefficient n = 0.012 Water depth y…

Q: Water flows uniformly at a depth y1= 40 cm in the concrete channel, which is 10 m wide. Estimate the…

A: Appreciate if there is detailed work with explanation and finds you helpful for ease of…

Q: 1. Estimate the hydraulic depth for a most economical circular channel section in case of maximum…

A: To find : Hydraulic depth.

Q: A 45° elbow of a rectangular duct has a 12.4-centimeter throat radius. Theduct width is 20.5…

A: Given:- r=12.4cm 45 degree elbow width=20.5cm To find:- a) inside arc length b) outside arc length

Q: The following cross-sectional areas(m2) are calculated for centre line of a drain trench at 5 m…

A: Given data : Area A1=2.5 m2 Area A2=2.7 m2 Area A3=1.8 m2 Area A4=3.5 m2 Area A5=3.7 m2 Area A6=2.9…

Q: 1. A triangular channel has a vertex angle of 60° and is 2m deep. It has a roughness coefficient of…

Q: 130 m 130 m 4.2 PE Sta 11+ 488 Elev 20.80 Lowest point 0.03 A 0.042 0.01 PT 0.30 m 0.95 m Invert

Q: Q4/ A trapezoidal open channel. The following data are available: 1- Cross -sectional area of flow A…

A: Given 1- Cross -sectional area of flow A = 108m2 2- Wetted perimeter P = 120 m 3- Longitudinal slope…

Q: A canal transports a flow of 100 m3/s with a depth of 1.5m. This canal is made of concrete (Manning…

A: Q=100 m3secy=1.5 mn=0.012S=0.02%

Q: Determine the loss in head caused by partial obstruction

Concept explainers

Time and time related variables in engineering

Time is the event progression starting from past to present and then, future statistically. The time-related variable is any particular value in relation to time to assess its changes on a specified (XY) plane.

Question

3. A channel is required to convey 10 m3/s of water at a
mean velocity of 1.25 m/s.
(a) Calculate dimensions of the most effective section for
trapezoidal, parabola 8and semi-circle shape.
(b) Evaluate which channel shape in question 3 (a) is has
the least wetted perimeter?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step 5

Trending now

This is a popular solution!

Step by step

Solved in 5 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Time and time related variables in engineering

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

An open channel is anticipated to convey 8cumecs of water. The slope of the channel bed is 0.0015. The available construction material is concrete with a Manning's Roughness Coefficient of 0.014. Design the open channel using the best hydraulic rectangular section, best hydraulic triangular section, best hydraulic trapezoidal section, and best hydraulic circular section.
Please solve and explain
if the median size of bed material of a natural channel is 1.2 mm, then the Manning's n coefficient for the channel is about 0.027 .a 0.041 .b 0.012 .C 0.035 .d
A concrete channel which is laid on a slope of 1.9m per kilometer discharges water at a rate of 3 m3 /s. Using a roughness coefficient, n = 0.014, determine the depth (d) of water for the most efficient sections: a. triangular b. rectangular c. trapezoidal
Consider a system shown below: 5 m 1 m 4 kN/m B 2 m With respect to above system, SFDS and BMDS of various sections are drawn? C.
Question 21 of 23 An open channel is to be designed to carry 1 m3/s at a slope of 0.0065. The channel material has n = 0.011. What is the optimum depth for a rectangular section? Select the correct response: 0.48 0.46 0.43 0.69
2. A 1.50 m diameter circular channel flowing at maximum velocity is to be replaced by a trapezoidal channel of the most efficient section with one side slope at 2V:3H and the other at 4V:3H. The two channels have the same longitudinal slopes of 0.010 and the same roughness coefficient, n = 0.030. Determine the dimensions of the trapezoidal channel using Manning's equation. need complete solution with illustrations
Determine the dimensions of a trapezoidal best section of an open channel whose sides have a slope of 4 horizontal to 6 vertical. The bed slope of the channel is I in 5000 and channel must discharge 100 m'/min of water. Assume N-0.012.
Q.5 What are the key differences between Kennedy's method and Lacey's method of channel design?
A rectangular channel carries 6.0 m^ 3 /sec flow of water. The critical velocity (V_{c}) in m/sec for a width of 3 m will be.... Answer = ...m/sec .....
Draw the flow nets under an impermeable dam.