Waste Water Engineering The porosity of sediments in sewer pipes, is usually taken as 0.013 0.012 0.01 0.011 0.013 0.012 0.01 0.011 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The density of population over 40 hectares is 250/hectare. If water supply demand per day is 200 litres and sewage discharge is 80% of water supply, the sewage flow in sewers of separate system, is 0.05552 cumec 0.0556 cumec 0.05554 cumec 0.05556 cumec 0.05552 cumec 0.0556 cumec 0.05554 cumec 0.05556 cumec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dried sewage after treatment is used as Chemical for lowering B.O.D. Fertilizer Base material for paints Building material Chemical for lowering B.O.D. Fertilizer Base material for paints Building material ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum diameter of a sewer is kept 25 cm 10 cm 15 cm 20 cm 25 cm 10 cm 15 cm 20 cm 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 Citric acid Nitric acid Sulphuric acid Hydrochloric acid Citric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Aerobic activity is maximum At sewer pipes In sewer treatment plants In freshly produced sewage None of these At sewer pipes In sewer treatment plants In freshly produced sewage None of these ANSWER DOWNLOAD EXAMIANS APP