Waste Water Engineering The standard B.O.D. of water is taken for 2 days 3 days 5 days 1 day 2 days 3 days 5 days 1 day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Facultative bacteria survive in Both cases A and B The absence of oxygen The presence of oxygen Neither A nor B Both cases A and B The absence of oxygen The presence of oxygen Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Ventilating shafts are provided to a sewer line at every 200 m 300 m 100 m 150 m 200 m 300 m 100 m 150 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gas evolved in sewers is Methane Hydrogen sulphide All of these Carbondioxide Methane Hydrogen sulphide All of these Carbondioxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer manholes are generally provided at The change of gradient The change of direction All of these The junctions of sewers The change of gradient The change of direction All of these The junctions of sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is 2.5 2.55 2.65 2.25 2.5 2.55 2.65 2.25 ANSWER DOWNLOAD EXAMIANS APP
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