Waste Water Engineering Lead acetate test in sewer manhole is done to test the presence of Hydrogen sulphide Methane gas Diesel vapours Carbondioxide gas Hydrogen sulphide Methane gas Diesel vapours Carbondioxide gas ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the peak discharge of a storm water drain (S.W. Drain) is expected to exceed 150 cumecs, the free board to be provided, is 50 cm 80 cm 90 cm 100 cm 50 cm 80 cm 90 cm 100 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A well oxidized sewage contains nitrogen mainly as Nitrates Free ammonia Nitrites None of these Nitrates Free ammonia Nitrites None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Imhoff cone is used to determine Dissolved solids Settleable solids Suspended solids None of these Dissolved solids Settleable solids Suspended solids None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The amount of oxygen consumed by the aerobic bacterias which cause the aerobic biological decomposition of sewage, is known Bio-Chemical Oxygen Demand (B.O.D.) None of these Dissolved Oxygen (D.O.) Chemical Oxygen Demand (C.O.D.) Bio-Chemical Oxygen Demand (B.O.D.) None of these Dissolved Oxygen (D.O.) Chemical Oxygen Demand (C.O.D.) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is 2.65 2.55 2.25 2.5 2.65 2.55 2.25 2.5 ANSWER DOWNLOAD EXAMIANS APP
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