Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 2 to 3 mm 5 to 8 mm 3 to 5 mm 8 to 10 mm 2 to 3 mm 5 to 8 mm 3 to 5 mm 8 to 10 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drop man holes are generally provided in sewers for Industrial areas Large town ships Hilly town ships Cities in plains Industrial areas Large town ships Hilly town ships Cities in plains ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For sewer mains of 0.5 to 1 m diameter, the ratio of maximum daily sewage flow to the average daily sewage flow is assumed 2 2.5 1.5 3 2 2.5 1.5 3 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewerage system originates from House sewers Main sewers Branch sewers Lateral sewers House sewers Main sewers Branch sewers Lateral sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sludge does not contain waste water from Wash basins Kitchen sinks Toilets Bath rooms Wash basins Kitchen sinks Toilets Bath rooms ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Acid regression stage of sludge digestion at a temperature 21°C extends over a period of 60 days 90 days 15 days 30 days 60 days 90 days 15 days 30 days ANSWER DOWNLOAD EXAMIANS APP