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A piston-cylinder device contains 2 kg saturated water vapor at 600 kPa. The water expands adiabatically until the final pressure is 100kPa. And 1,465 kJ work is produced.
a. What is the final temperature of the water?
b. What is the change in entropy of the water? c. Is this process realistic? Use a T-s diagram and the Clausius relation to explain.
Determine the discharge for (a) commercial steel (b) cast iron (c) smooth concrete and the flow gain if the highest capacity pipe material is chosen over the lowest.
Solve the problem using the Darcy Weisbach equation and the Colebrook-White equation. Size the pipe to the nearest inch. Assume the water temp is 80 degrees F.
The scholarship will provide a student with an annual stipend of $2500 for each of 4 years (freshman through senior), plus an additional $5000 during the senior year to cover entertainment expenses.
A water line to a home is usually 3⁄4" copper tube. What is the flow rate that can be delivered and still maintain laminar flow in the tube?
A rectangular brickwork channel with width 20 ft laid on a slope 10ft/mi. What is the flow depth if the flowrate is 300vft^3/s
What are the two principle factors influencing the allowable bearing pressure in the design of a specific footing- Are both of these factors equally important? Are both factors likely to be equally relevant for different soils types
An object is submerged in a water tank and tethered by a line to the bottom of the tank. If the object has a density of 45 kg/cubic meter and a volume of 2.5 cubic meters, what is the tension in the line
Determine whether the block shown is in equilibrium and find the magnitude and direction of the friction force when theta=30 and P=150N
Calculate the primary consolidation settlement for the CH layer, assuming that it is normally consolidated with a water content of 70% and a compression index of 0.25.
A total of 13,610 kg/h of air at 1 atm abs pressure and 15.6C is to be heated by passing over a bank of tubes in which steam at 100C is condensing. The tubes are 12.7mm OD, 0.61 m long, and arranged in-line in a square pattern with Sp=Sn= 19.05mm.
The joists from the previousquestion are supported by concrete beams that are 300mm wide by 500mm deep. The concretebeams span 8.4m. Assume the beam is also simply supported. The weight of the joistis 1.04 KN/m.
A discharge of 2,200 ft^3/sec flows in a trapezoidal channel at a normal depth of 8.0 ft. The channel has a slope of 0.01, a 12-ft bottom width, and side slopes of 1:1 (H:V). Determine the manning coefficient of channel roughness
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