Waste Water Engineering In sewers designed with self cleansing velocity, Neither silting nor scouring occurs at the bottom Both silting and scouring occur at the bottom The bottom is silted The bottom is scoured Neither silting nor scouring occurs at the bottom Both silting and scouring occur at the bottom The bottom is silted The bottom is scoured ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Traps Create symphonic action to increase the quick disposal of sewerage Are water seals which prevent the entry of foul gases Are used to trap the rats entering sewers Dissolve the foul gases Create symphonic action to increase the quick disposal of sewerage Are water seals which prevent the entry of foul gases Are used to trap the rats entering sewers Dissolve the foul gases ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The angle subtended by the surface of sewer water with partial flow, at sewer centre is 120°, the depth of sewerage is 50 cm 25 cm 20 cm 40 cm 50 cm 25 cm 20 cm 40 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Stone ware pipes are Hydraulically efficient because of their smooth interior surface Especially suited to pressure pipes Highly resistant to sulphide corrosion Highly impervious Hydraulically efficient because of their smooth interior surface Especially suited to pressure pipes Highly resistant to sulphide corrosion Highly impervious ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a trickling filter Filtration process is used Biological action is used Neither A nor B Both A and B Filtration process is used Biological action is used Neither A nor B Both A and B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Pick up the incorrect size of stone ware sewers 67.5 cm None of these 52.5 cm 82.5 cm 67.5 cm None of these 52.5 cm 82.5 cm ANSWER DOWNLOAD EXAMIANS APP
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