Waste Water Engineering No treatment of the sewage is given if dilution factor is Between 150 to 200 More than 500 Less than 150 Between 200 to 300 Between 150 to 200 More than 500 Less than 150 Between 200 to 300 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of maximum sewage flow to average sewage flow for mains up to 1 m in diameter, is 4 2 1.5 3 4 2 1.5 3 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Aerobic activity is maximum At sewer pipes In sewer treatment plants None of these In freshly produced sewage At sewer pipes In sewer treatment plants None of these In freshly produced sewage ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The presence of free ammonia in sewage, is detected by Boiling Phenol-di-sulphuric acid Adding potassium permanganate Adding sulphuric acid Boiling Phenol-di-sulphuric acid Adding potassium permanganate Adding sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Primary treatment of sewage consists of removal of Floating materials Large suspended organic solids Oil and grease Sand and girt Floating materials Large suspended organic solids Oil and grease Sand and girt 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
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