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A suppressed rectangular weir is being used to measure flows in anirrigation canal. The weir is 5 m wide and 2m high and, under floodconditions, the upstream and downstream depths are measured at 2.5mand 2.3 m, respectively.
Use all applicable formulae to estimate the range of flows possibleover the weir under these conditions?
Access the reliability of your flow estimate.
How could a more precise estimate of the flowrate be obtained?
A new sports car has a drag coefficient of .30 and a frontal area of 21 ft^2, and is traveling at 110 mi/h. How much power is required to overcome aerodynamic drag if p=.002378 slugs/ft^3?
determine the factor of safety against overturning about point a if 3 .the factor of safety is defined as the ratio of
a) Find the free-flow speed and jam density for this relationship b) Derive equations depicting the relationship between flow and density, and speed and flow. Plot the resulting curves. Show the values of free-flow speed, jam density, and capactiy..
Cartridges cost $120 each and require 2 weeks to obtain from the vendor. Jill uses (Q,r) policy to control inventory of cartridges. You can assume that there are 50 working weeks in a year.
Prepare a preliminary design of a system to collect dust from a plant under the following conditions: Sample of Dust: 50% by wt. below 30 micrometers; 80% by wt. below 70 micrometers Density= 2.5 g/cubic cmGas Flow Rate: 30,000 acfm (actual cubic fee..
a 2000-mw electric generating station burns 278 tonnes of residual fuel oil per hour. the fuel contains 2.6 s and 1.2
Given that the average power plant produces 667 MW of electricity per year, there are 492 coal plants in the US, and a solar constant of 1.361 KW/m^2, how large of an area would one need to cover with solar cells to replace our dependence on coal ..
In a certain chemical plant, a closed tank contains ethyl alcohol to a depth of 50 ft. Air at a pressure of 25 psi fills the gap at the top of the tank. Determine the pressure at a closed valve attached to the tank 10 ft above its bottom.
Briefly describe electron and hole motions in a p-n junction for forward and reverse biases;
The pressure in the steam condenser of a nuclear power plant is 1 psia. Calculate the absolute pressure head, the gage pressure, the gage pressure head, the vacuum pressure, and the vacuum pressure head under standard conditions.
What type of exercise takes place in a classroom setting arranged to look like an emergency operations center or in an actual emergency operations center, and involves simulation using written, telephone, and radio messaging.
If the tank is 2 meters deep and the particle enters the tank at the surface of the water, what is the longest amount of time that the particle can take to settle, if it is to be removed
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