Waste Water Engineering The width of a settling tank with 2 hour detention period for treating sewage 378 cu m per hour, is 6.5 m 5 m 5.5 m 7 m 6.5 m 5 m 5.5 m 7 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner’s safety lamp in a manhole extinguishes within 5 minutes, the sewer certainly contains Carbon dioxide Methane Hydrogen sulphide Oxygen Carbon dioxide Methane Hydrogen sulphide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a city the ratio of the drainage to sewage is 20, the percentage discharge passing through non-monsoon periods, is 5 10 15 20 5 10 15 20 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To maintain aerobic biological activity, the moisture content of the compost mass should be about 0.6 0.55 0.45 0.5 0.6 0.55 0.45 0.5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Lead acetate test in sewer manhole is done to test the presence of Hydrogen sulphide Carbondioxide gas Methane gas Diesel vapours Hydrogen sulphide Carbondioxide gas Methane gas Diesel vapours 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 0.05554 cumec 0.0556 cumec 0.05552 cumec 0.05556 cumec 0.05554 cumec 0.0556 cumec 0.05552 cumec 0.05556 cumec ANSWER DOWNLOAD EXAMIANS APP
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