Waste Water Engineering For treating the sewage of a large city, you will recommend A plant consisting of Imhoff tanks with low rate trickling filters None of these A sedimentation tank and an activated sludge treatment plant Sedimentation tanks with high rate trickling filters A plant consisting of Imhoff tanks with low rate trickling filters None of these A sedimentation tank and an activated sludge treatment plant Sedimentation tanks with high rate trickling filters ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Are available in size Stoneware sewers 15 cm 20 cm 10 cm All of these 15 cm 20 cm 10 cm All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The asbestos cement pipes are generally laid Horizontally At an angle of 60° Vertically At an angle of 30° Horizontally At an angle of 60° Vertically At an angle of 30° ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a sludge tank, the gas mainly produced, is Hydrogen Carbon dioxide Oxygen Nitrogen Hydrogen Carbon dioxide Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In very first stage of decomposition of the organic matter in sewage Carbondioxide is formed Nitrates are formed Nitrites are formed Ammonia is formed Carbondioxide is formed Nitrates are formed Nitrites are formed Ammonia is formed ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of Sulphuric acid Hydrochloric acid Nitric acid Citric acid Sulphuric acid Hydrochloric acid Nitric acid Citric acid ANSWER DOWNLOAD EXAMIANS APP
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