Question

A trapezoidal channel has a bottom width of 5 m and side slopes m = 2....

A trapezoidal channel has a bottom width of 5 m and side slopes m = 2. If the flow rate is 20 m3/s, what is critical depth?

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A concrete, trapezoidal channel with a 5-m bottom width and side slopes of 1:1 (H:V) discharges...
A concrete, trapezoidal channel with a 5-m bottom width and side slopes of 1:1 (H:V) discharges 35 m3/sec. The bottom slope of the channel is 0.004. A dam is placed across the channel and raises the water level to a depth of 3.4 m. determine the channel and flow classification (e.g., M-2, S-1) upstream of the dam and explain your supporting logic. then compute the water surface profile at 50-m intervals until you reach the hydraulic jump. Use a spreadsheet...
A trapezoidal concrete channel (n = 0.015) has side slopes of 2H:1V, a bottom width of...
A trapezoidal concrete channel (n = 0.015) has side slopes of 2H:1V, a bottom width of 10.0 ft, and a longitudinal slope of 0.005. (a) Compute the discharge rate (in cfs) and velocity (ft/s) when the water depth is 3.0 ft. (b) Compute normal depth and critical depth (in feet) for a discharge rate of 300 cfs.
3. A trapezoidal channel has a base width b = 8 ft and side slopes 6H:1V....
3. A trapezoidal channel has a base width b = 8 ft and side slopes 6H:1V. The frictional slope is Sf = 0.035 and the Manning roughness coefficient is n = 0.014. Design a channel if channel discharge is = 15.45 m3 /s using Mannings equation. The farmer land is 3.482 acre with a length of 951.43 ft. what is the best length for the grass waterway? Depth of channel, d=? (5).   Top width of the channel=? (3) Freeboard of...
In a trapezoidal channel with a constant width of b=3 m. and side slopes of 1:3...
In a trapezoidal channel with a constant width of b=3 m. and side slopes of 1:3 (1 vertical, 3 horizontal) and discharge rate of 6 m3 /sec, if the maximum step upward height is z=0.5 m. not to cause any choking, what is the water depth before and after this maximum step upward. Draw the water surface profile and specific energy curve (E vs y) for this flow.
The discharge in a channel with bottom width 3 m is 12 m3 s–1. If Manning’s...
The discharge in a channel with bottom width 3 m is 12 m3 s–1. If Manning’s n is 0.013 m-1/3 s and the streamwise slope is 1 in 200, find the normal depth if: (a) the channel has vertical sides (i.e. rectangular channel); (b) the channel is trapezoidal with side slopes 2H:1V. (Answer with steps plz)
A flow of 28 m3/sec occurs in an earth-lined trapezoidal channel having base width 3.0m, side...
A flow of 28 m3/sec occurs in an earth-lined trapezoidal channel having base width 3.0m, side slopes 1V:2H and n= 0.022. Calculate the critical depth.
A discharge of 4.25 m3 /s occurs within a trapezoidal channel with a base width of...
A discharge of 4.25 m3 /s occurs within a trapezoidal channel with a base width of 3m, 3:1 side slopes (i.e. Z = 3), a longitudinal bed slope of 0.0009 m/m with a Manning’s roughness coefficient of 0.025 (i.e. sand). State the normal flow depth (yn) critical flow depth (yc) and the Froude Number of the flowing water.
EXAMPLE 6.1 A trapezoidal irrigation canal has a bottom width of b¼1.2m, side slopes of m¼2...
EXAMPLE 6.1 A trapezoidal irrigation canal has a bottom width of b¼1.2m, side slopes of m¼2 (2H:1V), and a longitudinal bottom slope of S0¼0.0005. A rectangular sharp-crested weir placed in this channel has a crest height of p¼0.70m, and a crest length of Lw¼0.80m. The water surface elevation at the approach section is h0¼0.77m above the weir crest. Determine the discharge in the canal.
A hydraulic jump is formed in a trapezoidal channel of 2.0-m bed width, 1:1 side slope,...
A hydraulic jump is formed in a trapezoidal channel of 2.0-m bed width, 1:1 side slope, and carrying a discharge of 6.0 m3/s. The initial and final depths of the jump are 0.5m and 2.0m, respectively. Concrete blocks are placed to stabilize the jump. Cf = 0.6. Construct the M-y diagram for the channel section. Find the critical depth.
Calculate the depth of flow in a trapezoidal channel with a bottom width of 3m and...
Calculate the depth of flow in a trapezoidal channel with a bottom width of 3m and whose walls slope 40 degrees with the horizontal. The channel is made of unfinished concrete and is laid on a 0.1% slope. The discharge is 15m^3/s.