Waste Water Engineering To maintain aerobic biological activity, the moisture content of the compost mass should be about 0.55 0.6 0.45 0.5 0.55 0.6 0.45 0.5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering No treatment of the sewage is given if dilution factor is Between 200 to 300 Between 150 to 200 More than 500 Less than 150 Between 200 to 300 Between 150 to 200 More than 500 Less than 150 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a grit chamber, if the recommended velocity of flow is 0.2 m/sec and detention period is 2 minutes, the length of the tank, is 20 m 30 m 24 m 16 m 20 m 30 m 24 m 16 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer that unloads the sewage at the point of treatment is called House sewer Branch sewer Outfall sewer Main sewer House sewer Branch sewer Outfall sewer Main sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The moisture content of sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is 0.5 0.05 0.1 0.25 0.5 0.05 0.1 0.25 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For detecting the nitrates in sewage, the colour may be developed by adding None of these Phenol-di -sulphuric acid and potassium hydroxide Potassium permanganate Sulphuric acid and napthamine None of these Phenol-di -sulphuric acid and potassium hydroxide Potassium permanganate Sulphuric acid and napthamine ANSWER DOWNLOAD EXAMIANS APP
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