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a drop of water forms under a solid surface assume the drop has the shape of a hemisphere just before seperating find
1an overpass is being built over the pvi of an existing equal-tangent sag curve the sag curve has a 70 mph design speed
find the uniform annual amount that is equivalent to a uniform gradient series in which the first yearrsquos payment is
1a fireman reduces the exit area on a nozzle so that the velocity inside the hose is quite small relative to the
structure o a b c is built in at point o and supports forces from two cables cable e a d passes through a frictionless
a pipe carrying oil of specific gravity sg 0877 changes in size from 150 mm at section e to 450 mm at section r e and
batteries in a flashlight must be held in electrical contact even though the outer plastic housing expands differently
a water treatment plant treats a continuous flow rate of 50000 m3day and plans to build a 10000 m3 tank to house an
1a light bar ad is suspended from cables and supports a 20 kg block at c the extremities a and d of the bar are in
earth whose in situ weight is 110 lb per cf and compacted weight is 124 lb per cf is placed ina a fill at rate of 280
1standard air is drawn from the atmosphere into a 125 m diameter cylindrical duct by a fan mounted inside the duct this
the water exiting a 25 cm diameter nozzle which is atrtached to a 76 cm diameter fire hose is discharged at a velocity
the maximum dry density determined in the laboratory for a quartz sand is 1800 kgm3 in the field if the relative
an automobile has been designed to maintain a constant speed of 55 mph on a 5 grade the weight of the vehicle when
a 5 ft square 2 ft deep spread footing is subjected to a concentric vertical load of 60 k and an overturning moment of
air at 147 psia 55f 60 percent relative humidity is first heated to 72f in a heating section and then humidified by
1a heat pump that operates on the ideal vapor compression cycle with refrigerant 134a is used to heat water from 16 to
suppose that an observer knows that his vehicle detector turns on and off before the vehicle has completely crossed the
if all trucks travel at a speed v cars at a speed v and the fraction of vehicles passing a stationary observer that are
1water occupies the bottom 08 m of a cylindrical tankon top of the water is 03 m of kerosene which is open to the
1a constant pressure container is filled with 1 kg of stainless steel and 05 kg of pvc polyvinyl chlo- ride both at 20c
the kill of pathogens by disinfection in water treatment can be described by a first order reaction complete a reactor
1data obtained from aerial photography showed six vehicles on a 600 ft long section of road traffic data collected at
1forces f and p have magnitudes of f40 lb and p 60 lb using the paralellogram law determine the magnitude of the
a contractor was offered a contract whereby she would be paid in 36 equal monthly installments of 5500 with the first