Waste Water Engineering For laying a sewer line in a trench of 2 m width, an offset line is marked on the ground parallel to the given centre line at a distance of 160 cm 100 cm 120 cm 140 cm 160 cm 100 cm 120 cm 140 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drainage area of a town is 12 hectares. Its 40% area is hard pavement ( K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula Ps = 900/(t + 60) the maximum run off is 0.10 cumec 0.20 cumec 0.15 cumec 0.12 cumec 0.10 cumec 0.20 cumec 0.15 cumec 0.12 cumec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For evaporation and measurement of settable solids, the apparatus used, is A test tube A jar An Imhoff cone A breaker A test tube A jar An Imhoff cone A breaker ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In detritus tanks, Detention period is kept 3 to 4 minutes Flow velocity is kept 0.09 m/sec Organic and inorganic materials are separated All listed here Detention period is kept 3 to 4 minutes Flow velocity is kept 0.09 m/sec Organic and inorganic materials are separated All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the grit in grit chambers is 4.5 million litres per day, its cleaning is done Hydraulically Mechanically Electrically Manually Hydraulically Mechanically Electrically Manually ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Self-cleansing velocity is Velocity at which no accumulation remains in the drains Velocity at dry weather flow Velocity of water at flushing Velocity of water in a pressure filter Velocity at which no accumulation remains in the drains Velocity at dry weather flow Velocity of water at flushing Velocity of water in a pressure filter ANSWER DOWNLOAD EXAMIANS APP
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