Determine the specific energy for this flow condition

Assignment Help Civil Engineering
Reference no: EM13546904

A trapezoidal channel has a bottom width of 5 feet, a slideslope (horizontal:vertical) of 2, and a depth of flow of 4 feet. The elevation of the channel bottom drops 2 feet every 1000 feet of horizontal distance traveled. The discharge in the channel is 382 ft3/s.

(a) Find the Manning’s roughness (n) required to create this flow condition.

(b) Determine the specific energy for this flow condition.

Reference no: EM13546904

Questions Cloud

What is the frequency of simple harmonic motion : A 96 pound mass is attached to a spring. If the fre- quency of simple harmonic motion is 13/pi cycles/s, what is the spring constant k? What is the frequency of simple harmonic motion if the original mass is replaced with an 288 pound mass?
What is the biomass concentration in aeration tank : A small community wishes to construct an activated sludge wastewater treatment plant to treat their wastewater. the wastewater from the community has an average flow rate of 0.0022 m^3/s (190 m^3/day) and an influent substrate concentration of 250 mg..
How much calcium and or magnesium should be removed by the : The given groundwater shows the following chemical composition: Sodium =7 mgIL, Calcium = 70 mg/L, Magnesium = 35 mg/L, Potassium = 1 mgIL Bicarbonate = 200 mg/L, Sulfate = 30 mgIL, pH = 7.5 Atomic mass unit: sodium (23), calcium (40), magnesium (24...
Research the online for at least two articles dealing : Research the Online for at least two articles dealing with Business Sustainability. Summarize the articles. Make sure to include a citation for each. Then explain, whether businesses would practice sustainability, if not forced to?
Determine the specific energy for this flow condition : A trapezoidal channel has a bottom width of 5 feet, a slideslope (horizontal:vertical) of 2, and a depth of flow of 4 feet. The elevation of the channel bottom drops 2 feet every 1000 feet of horizontal distance traveled. The discharge in the channel..
What is the maximum value of z possible with no increase : The flowrate in a rectangular channel is 20 m3/s. The width of the channel is 4 m and the depth of flow is 5 m. If there is an increase in the channel bottom elevation (?z) with NO energy loss, what is the maximum value of ?z possible with no increas..
.examine traditional, contemporary, and emerging leadership : Use the Internet or the Strayer Library to research a company for which you would like to work (or your current company if you are already employed).
What would their book value be next year : The Digby's balance sheet has $111,771,000 in equity. Further, the company is expecting $3,000,000 in net income next year. Assuming no dividends are paid and no stock is issued, what would their Book Value be next year?
Determine minimum speed and power to take off : An airplane with a Clark Y airfoil cross-section weighs 3500 lbs. The chord length is 6ft and the wingspan is 36 ft. Determine the: a) Minimum speed and power to take off

Reviews

Write a Review

Civil Engineering Questions & Answers

  What is the pressure difference in feet of water and in psi

Two vessels are connected to a differential manometer using mercury (s=13.56), the connecting tubing being filled with water. The higher-pressure vessel is 5 ft lower in elevation than the other

  Find the centroid for the cone

A single-scoop ice cream cone is a composite body made from a single scoop of ice cream placed into a cone. (Part B 1 figure) Assume that the scoop of ice cream is a sphere with radius r = 1.67

  What is the maximum number of aircraft waiting during hour

During that same hour, 20 departing aircraft uniformly arrive at the runway within a 20-minute period. Assume no other departing aircraft arrive at the runway during the hour.

  A file of student records contains name sex m or f age in

a file of student records contains name sex m or f age in years and marital status single or married for each student.

  You have been hired to design a horizontal curve

You have been hired to design a horizontalcurve with a 40 degree central angle ( delta= 40) for a two-laneroad with 10 ft lanes. If the design speed is 70 mph, emax=6%

  What is the diameter of the ball

A child at a park finds a ball floating in a freshwater pond (temperature 30 degree C). The child swims to the ball and, with an incredible amount of dexterity, balances himself on the ball

  What are the key aspects of the drawing to check

As a design engineer you are responsible for all the drawing documentation from your organisation. What are the key aspects of the drawing you need to check before sending it to the construction division

  Define a proposal

In my english class i have to write a propasl, and i choose to write a proposal on the libray doors at my school. the doors are very difficult to open even for young people like my self. who should i contact

  Determine the reaction components at a and the tension

The hinge at A and the cable that attaches at points B and C support rigid bar ABC. Determine the reaction components at A and the tension in the cable.

  Select the required commercial size of the rod required to

Two forces are applied as shown to hook support. Knowing that the magnitude of P is 35 N, determine by trigonometry (a) the required angle a if the resultant R of the two forces applied to the support is to be horizontal, (b) the corresponding magnit..

  Design a one way slab to support a uniform live load

Design a one way slab to support a uniform live load of 300 psf. The beam is simply supported with a span of 20 ft. Use a reinforcement ration ( Ps) of 0.008 Use f'c=3000 psi and fy=60000 psi.

  What is the percent volatile matter in the sample

A suspended solids analysis is run on a sample. The tare mass of the crucible and filter is 55.3520 g. A sample of 260 mL is then filtered and the residue dried to constant mass at 103 degrees C

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd