Question: Uniform flow occurs in a long rectangular channel 4 m wide at a depth of 2 m . The channel is laid on a slope

Uniform flow occurs in a long rectangular channel

4

m wide at a depth of

2

.

The channel is laid on a slope of

0.001

and the Manning coeff is

0.025 .

Determine the minimum height of a low weir that can be built on the floor of this channel to produce critical depth. Solve this numerical with a diagram and with a clear concept.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Civil Engineering Questions!

Uniform flow occurs in a 12-m-wide rectangular channel with a discharge of 100 m3/sec. If the normal depth of the flow is 3 m, what will be the new normal depth when the width of the channel...

At what depth will $4.25 \mathrm{~m}^{3} / \mathrm{s}$ flow uniformly in a rectangular channel $3.6 \mathrm{~m}$ wide lined with rubble masonry and laid on a slope of $1: 4000$ ?

A hydraulic jump occurs in a rectangular channel $4.0 \mathrm{~m}$ wide. The water depth before the jump is $0.4 \mathrm{~m}$ and after the jump is $1.7 \mathrm{~m}$. Compute the flow rate in...

A hydraulic jump occurs in a rectangular channel 3 m wide. The water depth before the jump is 0.6 m, and after the jump is 1.6 m. Compute (a) the flow rate in the channel, (b) the critical depth, (c)...

A rectangular channel 4 m wide is blocked by a broad crested weir 2 m high, as in Fig. P10.128. The channel is horizontal for 200 m upstream and then slopes at 0.7° as shown. The flow rate is 12...

A long rectangular channel that is 8 m wide and has a mild slope ends in a free outfall. If the water depth at the brink is 0.55 m, what is the discharge in the channel?

Water is flowing in a formed, unfinished concrete rectangular channel 3.5 m wide. For a depth of 2.0 m, calculate the normal discharge and the Froude number of the flow. The channel slope is 0.1...

1. 20% The depth of a river flowing in a rectangular channel 10 m wide is measured over a period of 23 hours following a period of rain. The following table shows depth of the river in mm. 0 1 23 4 5...

A long rectangular open channel 3m wide carries a discharge of 15m/sec. The channel slope is 0.004 and Manning's coefficient is 0.01. At a certain point in the channel where the flow reaches normal...

A trapezoidal channel with a bed width of 12.5 m is constructed to transport a 24.6 m /s flow of water to a nearby commercial farm. The side slopes on both banks of the channel is 1:1. For a critical...

In each of the following scenarios, state whether the labor supply curve, labor demand curve or neither of the two shifts. If there is a shift, is the shift to the left or to the right? Illustrate...

Suppose that y follows a chi-sauare distribution with 14 degrees of freedom. Use the ALEKS calculator to answer the following. (a) Compute PG s 20), Round your answer to at least three decimal...

What is a "greenium" in the context of green bonds? Question 2 3 Answer A . The price premium paid by investors, resulting in lower yields for green bond issuers B . A government subsidy for issuing...

Revenues $ 219,500 $ 180,800 Expenses Cost of goods sold 124,600 101,300 Selling expenses 19,700 17,700 General and administrative expenses 10,500 9,500 Interest expense 1,900 1,900 Income tax...