Question

For a channel with subcritical flow condition, the water depth is below its critical flow depth...

For a channel with subcritical flow condition, the water depth is below its critical flow depth condition and velocity is smaller than the critical velocity. True or False? Explain.

Engineering   Civil-Engineering   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A lake flows into a mild channel. The depth at the lake outlet is the normal...
A lake flows into a mild channel. The depth at the lake outlet is the normal depth. True False If subcritical flow encounters a contraction in width where the width is greater than the width that would induce critical flow, which alternate depth will occur downstream? supercritical subcritical critical    The specific energy decreases as it passes through an expansion in width. True False Using a smoother material will increase or decrease the normal depth? increase decrease
Water is flowing through a rectangular channel. The velocity is .5m/s and the depth 1.4m. A...
Water is flowing through a rectangular channel. The velocity is .5m/s and the depth 1.4m. A smooth rise occurs of .6m (B) in the channel bed. Is the flow subcritical or supercritical? Estimate the depth of flow after the rise.
On the momentum depth curve, does the static force dominate in the super or subcritical branch?...
On the momentum depth curve, does the static force dominate in the super or subcritical branch? supercritical subcritical Conjugate depth pairs are super and subcritical roots for the conservation of enery. True False    3. A smaller Manning's n will decrease your critical depth. True False 4. Subcritical flow has upstream or downstream control? upstream downstream
Determine the normal depth, critical depth, and channel type (mild, steep, etc.) for a trapezoidal channel...
Determine the normal depth, critical depth, and channel type (mild, steep, etc.) for a trapezoidal channel with a base width of 22 and side slope 4 to 1. There is a flow rate of 1500 cfs flowing through the channel. The overall longitudinal slope is 2% and the channel is composed of soil (n=0.03).  
Water is flowing at a velocity of 5m/s and a depth of 0.3m in a channel...
Water is flowing at a velocity of 5m/s and a depth of 0.3m in a channel of rectangular cross-section that has a width of 3m. Find the change in depth, and in absolute water level produced by: (a) a smooth contraction in channel width of 0.3m (b) a smooth expansion in channel width of 0.3m. (c) Also find the greatest allowable contraction in width for the upstream flow to be possible as specified.
Find critical depth of a 2 m wide rectangular channel if the flow rate passing through...
Find critical depth of a 2 m wide rectangular channel if the flow rate passing through it is 3 m3/s.
Assuming that the peak flow of the Quebrada de Oro in Miradero, Mayagüez basin is 3,000...
Assuming that the peak flow of the Quebrada de Oro in Miradero, Mayagüez basin is 3,000 cfs for a duration of 24 hours and 100-year recurrence, find: 1- The dimensions of the trapezoidal channel in concrete that allows this flow to be carried peak. For this, it is indicated that the maximum strip of land available for build channel is 50 ft. Assume for the solution a slope of 0.5%. 2- Calculate the critical depth in the channel (yc) and...
1. Normal flow depth increases in steeper channels compared to milder channels True/false 2. Check all...
1. Normal flow depth increases in steeper channels compared to milder channels True/false 2. Check all that apply. The channel slope affects which parameteres? - Total discharge - Manning's n - Normal depth - Critical Depth 3. Consider supercritical flow encountering a channel expansion. What is the along-channel flow response: Flow depth will increase with distance Flow depth will decrease with distance Flow depth will not change
(fluid mechanics） Open Channels are designed so that water travels at critical flow velocity to allow...
(fluid mechanics） Open Channels are designed so that water travels at critical flow velocity to allow maximum capacity of the channel, except at flumes where sub-critical flow is used to measure flowrates, etc. ture or false
A rectangular channel with width 5.5 feet conveys 225 cfs. Find the normal depth if the...
A rectangular channel with width 5.5 feet conveys 225 cfs. Find the normal depth if the n=0.022 and slope is 1%. (Requires “guess and check”.)   Determine the Froude number for the channel and flow conditions in 6. State the criticality condition and describe what would have to be done to the roughness value n (increase or decrease) to result in the channel reaching the critical depth (assuming Q and s remained the same)? Explain. hydraulics and hydrogeology
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT