Waste Water Engineering The pH value of fresh sewage is usually Less than 7 Equal to 7 Equal to zero More than 7 Less than 7 Equal to 7 Equal to zero More than 7 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the over land flow from the critical point to the drain is 8 km and the difference in level is 12.4 m, the inlet time is 3 hours 4 hours 2 hours 5 hours 3 hours 4 hours 2 hours 5 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars for perforations in coarse screens used for the treatment of sewage, is 40 mm 30 mm 50 mm 20 mm 40 mm 30 mm 50 mm 20 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Inter-distance between ventilation columns in a sewer line is kept 25 to 50 m 50 m to 100 m 150 m to 300 m 100 m to 150 m 25 to 50 m 50 m to 100 m 150 m to 300 m 100 m to 150 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In case of Imhoff tanks, Detention period is 2 hours The shape is rectangular The velocity of flow is restricted to 0.30 m/minute All of these Detention period is 2 hours The shape is rectangular The velocity of flow is restricted to 0.30 m/minute All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to Carbonaceous demand All of these Initial demand First stage demand Carbonaceous demand All of these Initial demand First stage demand ANSWER DOWNLOAD EXAMIANS APP
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