Waste Water Engineering Acid regression stage of sludge digestion at a temperature 21°C extends over a period of 90 days 60 days 30 days 15 days 90 days 60 days 30 days 15 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering hydraulically equivalent, the relationship which holds good, is D2/3 = 4 b2/3 D3/2 = 4 b3/2 D3/8 = 4 b3/8 D8/3 = 4 b8/3 D2/3 = 4 b2/3 D3/2 = 4 b3/2 D3/8 = 4 b3/8 D8/3 = 4 b8/3 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drainage area of a town is 12 hectares. Its 40% area is hard pavement ( K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula Ps = 900/(t + 60) the maximum run off is 0.15 cumec 0.10 cumec 0.12 cumec 0.20 cumec 0.15 cumec 0.10 cumec 0.12 cumec 0.20 cumec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering During purification process of sewage the gas given off, is Hydrogen All listed here Ammonia Carbon dioxide Hydrogen All listed here Ammonia Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The factor responsible for purification of sewage in river is All listed here Hydrology Dissolved oxygen in water Temperature All listed here Hydrology Dissolved oxygen in water Temperature 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 2 1.5 3 4 2 1.5 3 4 ANSWER DOWNLOAD EXAMIANS APP
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