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an automobile having a mass of 900 kg initially moves along a level highway at 100 kmhr relative to the highway it then
1determine the size pfr and cfstrs required to treat 4000 m3day of sewage with a bod of 200 mgl state law requires a
disinfection by ozone follows first-order kinetics with a rate constant of 12minute the town of obfisquitory wishes to
what is the maximum length of trench that can excavated by hand economically rather than by a trenching machine it cost
1for long slender structures like beams propping is required after removal of formwork why2what is the difference in
1an object weighs 2892n in air and 1869n in oil of specific gravity is 075 find its volume and relative denesity2if
1under what situation shall engineers use jacking at one end only and from both ends in prestressing work2if a
1if a contractor proposes to increase concrete cover beyond contractual specification ie 40mm to 70mm shall engineers
what is the maximum length of trench that can be excavated by hand economically rather than by a trenching machine it
on may 23 1998 a tanker truck loaded with gasoline p7197 kgm3 jumped a jersey barrier and collided with an oncoming
1as a design engineer you are responsible for all the drawing documentation from your organisation what are the key
1a steel railroad track es200 gpa as117x10-6oc was laid out at a temperature of 6oc determine the normal stress in the
1why there may be significant scatter in the fracture strength for some given ceramic materialand why fracture stength
in determining the difference between points a and b the inclined distance was measured to be 15765 ft the transit was
the country town with service area of 150 ha described in question 3 is sewered and the main outfall sewer is laid on a
1a total of 500 mm of rain fell on a 75 ha watershed in a 10 hour period compute the average rainfall intensity and the
1during an epidemic of contagious diseases why doesnrsquot everybody get infected and why are viruses difficult to
a popular south-west coastal town in victoria has a resident population of 6000 people during the winter months april -
a rural town with sewered population of 4500 has a daily wastewater flow of 1590 m3day with an average bod of 280 mgl
a community had a population of 200000 in 1995 and it is expected that this will increase to 260000 by 2010 the water
1the quantity of water used by the community varies widely discuss some of the common factors affecting the water
a compare the relative contributions of a treated water supply and the collection treatment and disposal of human
a what is the difference between a combined sewer system and a separate sewer system which is preferable whyb a rural
trapezoidal channel is to be excavated in alluvial material on a bed slope of 110000 the side slopes will be 1vertical
a rectangular concrete channel 10 m wide has a bed slope of 1 mkm and surface roughness equivalent to a manning n of