Waste Water Engineering Maximum permissible velocity 1.5 m/sec, is adopted in drains Lined with stones Both A. and B. Neither A. nor B. With beds of rocks and gravels Lined with stones Both A. and B. Neither A. nor B. With beds of rocks and gravels ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design of sewers, percentage of sewage discharge is assumed 75 to 80% 0.85 65 to 70% 70 to 75% 75 to 80% 0.85 65 to 70% 70 to 75% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Imhoff cone is used to determine None of these Settleable solids Suspended solids Dissolved solids None of these Settleable solids Suspended solids Dissolved solids ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The porosity of sediments in sewer pipes, is usually taken as 0.012 0.013 0.01 0.011 0.012 0.013 0.01 0.011 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 2 hours 5 hours 3 hours 4 hours 2 hours 5 hours 3 hours 4 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The first stage of neutral process of sludge digestion, is Acid regression Acid fermentation Alkaline fermentation None of these Acid regression Acid fermentation Alkaline fermentation None of these ANSWER DOWNLOAD EXAMIANS APP
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