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A water treatment plant has four clarifiers treating 8.0 MGD (0.350 m3/sec) of water. Each clarifier is 16 ft (4.88 m) wide, 80 ft (24.4 m) long, and 15 ft (4.57 m) deep. Determine:
A. The detention time (hr)
B. Overflow rate (gpd/ft2)
C. Horizontal velocity (ft/min)
D. Weir loading rate (gpd/ft) assuming the weir is 2.5 times the basin width
the average values of the test results at four different test temperatires were found to be 10ft.lb -(-50 F) 15 ft.lb- 0F 40 ft.lb- 40F 60 ft.lb-100 F the bridge will be located ina region where specifications require minimum of 25 ft.
An ideal gas at a given state expands to a fixed final volume first at constant pressure and then at constant temperature. For which case is the work done greater?
Briefly explain the difference between piezometer and tensiometer with respect to the working principle, special design consideration and limitation of the instrument.
The stream from a gas well is a mixture containing 50 mol % methane, 10 mol % ethane, 20 mol % propane, and 20 mol % n-butane. This stream is fed into a partial conderser maintained at a pressure of 250 psia
The velocity of the 170 g hockey puck is m/s. Assume that 200 g is the equivalent mass of the stick concentrated in the blade which contacts the puck. The coefficient of restitution of between puck and blade is 0.6. Find the velocity of the blade of ..
A bicyclist travels on a level path. The frontal area of the cyclist and the bicycle is 2.3 ft^2 and the drag coeffcient is 1.2. The specific weight of the air is .075lb/ft^3.
Determine (a) the final mixture temperature and (b) the final mixture pressure.
Define the term bearing capacity as used in foundation
The estimated uniform dead load for structural steel framing, firproofing, architectural features, floor finish and ceiling tiles equals 24 psf, and for mechanical duct, piping and electrical systems equals 6 psf.
A 3-mm thick panel (1 m x 1 m) of aluminum alloy (k = 177 W/m. K, Cp = 875 J/kg. K, and p(rho)= 2770 kg/m3) is heated in a large oven with air at T = 175oC and a convective heat transfer coefficient of h = 40 W/m2.K.
A line of slope 4:10 has been scribed on a coldprolled yellow-brass plate, 6 in. wide and 1/4 in. thick. Using the data available in Appendix B, determine the slope of the line when the plate is subjected as shown to a 45-kip centric axial load.
1 determine the design hourly volume for the road below recommend the k factor first.a. for a two lane highway in a
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