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if a new piece of equipment costs 4000000 to purchase and it has a benfit of 500 per day how many days per year does
an open vat in a food processing plant contains 400l of water at 20 degrees c and atmospheric pressure if the water is
a hydraulic transition 100 ft long is used to connect two rectangular channels 12ft and 6ft wide the design discharge
a cylindrical specimen of a metal alloy is stressed in compression if its original and final diameters are 4000mm and
for an unknown alloy the stress at which plastic deformation begins is 400mpa and the modulus of elasticity is 120gpa
1a 20 cubic meter tank contains ultimate bod at a concentration of 550 mgl if the bod reaction rate constant is -042day
an aquifer is 45 meters deep and has a well that pumps water at 850 cubic meters per day one observation well is
a rectangular beam with a width of a 8 in an effective depth of 10 in and a total depth of 12 in is reinforced with a
a water tank consists of a cylindrical part of radius r and height h and a hemispherical top the tank is to be
1what is the most significant difference between ldquofreerdquo jets and flows in confined structures nozzles pipes etc
a 200-mw coal-fired power plant consumes 1200 kgmin of coal to generate this electricity it is using coal with a 73 ash
on may 31 2011 a barge carrying 2400 metric tons of brown sugar sank in thailands chao phraya rivera if 90 of the
the municipal wastewater treatment process for a hypothetiical town consists of two separate lagoons being operated in
a 200-mw power plant generates electricity with an efficiency of 40 with 87 of this waste heat removed via cooling
the following data were collected at a nest of piezometers several piezometers of different depths located within a few
the decarburization of carbon from a steel with an overall composition co 03wt carbon can be expressed by the equation
a 04m3 moist soil sample has the following moist mass 7112 kg dry mass 6239 kg specific gravity of soil solids
the floating platform shown is supported at each of its four corners by a hollow sealed cylinder 1 m in diameter each
design a cylindrical composite column consisting of some steel rods and also wrapped in nano-fiber materialthe column
1assume that the earth is a smooth sphere and a steel band wrapped around the equator if 10ft of steel is spliced into
1a 2-inch diameter glass pipe is connected to a pipe network in which the pressure is 70 psig if the length is 300 ft
during a hot air balloon race one specific balloon initially at rest accelerate vertically upward at a constant rate of
compute the motor size required to pump 283 cms through a 3050 m long 366 m diameter pipeline to an upper reservoir 610
a relatively unfit worker with resting heart rate of 80 beatsmin starts his job of palletizing boxes at the morning
a grievance has been filed by the union at dorben co regarding the final inspection station in which the operator