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A dam has a parabolic shape z/zo = (x/xo)2, with xo = 10 ft and zo = 24 ft. The fluid is water, gamma = 62.4 lbf/ft3, and atmospheric pressure may be omitted. Compute the forces FH and FV on the dam and their line of action. The width of the dam is 50 ft.
Calculate the change in length of a 30m measuring tape made of steel when its temperature changes by 84 F. The coefficient of thermal expansion for steel is x = 3.1 x 10^-6 per C
the car weighs 2450 lb, the mechanical efficiency of the drivetrain is 90% and the wheel radius is 14 inches. the base engine develops 200 ft-lb of torque, and a modified version of the engine develops 240 ft-lb of torque.
What is the concentration of NH3 (in mg/L) of household ammonia that contains 3.00 percent by wieght of NH3. Assume the density of water = 1000kg/m^3
Construction Business Enterprise Risk Management is a very large component in the operation of any contracting venture. Discuss how you, as head of operations, would weave risk management into the planning and operations processes
When the ambient air is at 70 degrees Fahreneit, 14.7 psia, and contains 21% oxygen by volume, 4.5 lb of air are pumped into a scuba tank, capacity 0.75 ft^3. What volume of ambient air was compressed
Each of the three partners realizes that in order for the firm to continue at the present rate of growth a realistic business continuation plan must be in place which would include a viable buy-sell agreement between the shareholders.
For each of the horizons, provide a description of the soil characteristics and briefly describe the environment where you would expect to find the horizon?
The flow in the river is 30ft^3/min and the first-order rate constant for disinfection is 6min^-1. 1)What kind of hydrodynamic model should you use. 2) write the mass balance equation for microorganisms in symbols at steady state. define symbols.
Two remediation options are being considered for a contaminated land area formerly used for industrial operations. Option 1 involves removing all of the contaminated soil over a two-year period at a cost of $2.2 million per year
A slurry containing 20 percent by weight of limestone (CaCO3) is processes to separate pure dry limestone from water. If feed rate is 2000kg/h, how much CaCO3 is produced per hour?
A barometer filed with non-toxic glycerin is used to measure standard sea level atmospheric pressure. neglecting the effect vapor pressure and surface tension. calculate the atmospheric pressure head.
A 3-point bending test is performed on a 10 mm diameter rod of Silicon Carbide. The distance between the supports is one foot. If the load at fracture is 10,000N, what is the flexural strength of the rod
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