Waste Water Engineering Acid regression stage of sludge digestion at a temperature 21°C extends over a period of 90 days 30 days 15 days 60 days 90 days 30 days 15 days 60 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Fresh sewage is generally Alkaline Acidic A source of objectionable odour Highly decomposed Alkaline Acidic A source of objectionable odour Highly decomposed ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of man holes along a straight portion of a sewer is 300 m, the diameter of the sewer may be 1.2 m > 1.5 m 1.5 m 0.9 cm 1.2 m > 1.5 m 1.5 m 0.9 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The quantity of liquid waste which flows in sewers during the period of rainfall, is known Storm sewage Sanitary sewage None of these Industrial waste Storm sewage Sanitary sewage None of these Industrial waste ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Inter-distance between ventilation columns in a sewer line is kept 25 to 50 m 100 m to 150 m 50 m to 100 m 150 m to 300 m 25 to 50 m 100 m to 150 m 50 m to 100 m 150 m to 300 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If a paper moistened with lead acetate for five minutes when placed in manhole turns black. The sewer certainly contains Methane Carbon dioxide Hydrogen sulphide Oxygen Methane Carbon dioxide Hydrogen sulphide Oxygen ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS