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provide a reasonable design for a 994 efficient esp treating 30000 m3min of gas the dust has a resistivity of 71 1010
you are preparing a life-cycle assessment of different transportation options for getting from your house to work 10
a lake has a carrying capacity of 12000 fish at the current level of fishing 3000 fish per year are taken with the
discuss whether shoe a leather or shoe b synthetic is better for the environment based on the data in the table below
1for a groundwater hydrology problem if you have an unconfined aquifer and someone inserts an impermeable wall into the
1sometimes driving your car on a hot day you may encounter a problem with the fuel pump called pump cavitation what is
in order to move a wrecked truck two cables are attached to the truck at a and pulled by winches b and c as shown
1the bracket abc can be supported in the eight different ways shown all connections consist of smooth pinsrollers or
1a dye mill has a highly coloured wastewater with a flow of 32 million lday one suggestion has been to use biological
a chlorination process is to be used to disinfect a wastewater treatment plant effluent the plant treats 18mgd million
1coal has about 5 sulfur how many pounds of sulphur would be emitted from coal-fired power plants in the united states
raw primary sludge at a solids concentration of 3 is mixed with waste activated sludge at a solids concentration of
as shown a load of mass 10 kg is situated on a piston of diameter d1 140 mm the piston rides on a reservoir of oil of
1a carpenter uses a hammer to strike a nail approximate the hammers weight of 18lbs as being concentrated at the head
1 a mine is dug 3 km beneath the earth a shaft is then sent off to the side what is the stress being exerted on a 1 x 1
the level of water in a city water tower is 125ft above the ground the tank is kept with an air space which can be
in a batch process you want to concentrate a dilute acid containing 30 wt h2po4 and 70 wt h2o by adding concentrated
1a barge is 60ft long 20ft wide and 8ft deep when empty it weighs 210000lb and its center of gravity is 15ft above the
a marble on the end of a massless string is rotating about a hole at o on a flathorizontal frictionless table the mass
a river 5 m deep flows over a sand deposit the saturated unit weight of the sand is 18 knm3 and the unit weight of
a first order reaction is employed in a destruction kind of a certain kind of microorganism ozone is used as the
same as the book problem but different valuesa suction device is being designed based on the venturi principle to lift
1shaft is in tension d1 3 d2 1 r at step is 01 max stress has been calculated at 25400 psi but how do i calculate the
a layer of clay 5 m thick overlies a deposit of sand 5 m thick which is underlain by rock the water table in the sand
a tangent section of highway has a -10 grade and ends at station 0145 and elevation 25m it must be connected to