Waste Water Engineering Fresh sewage is generally Highly decomposed Acidic A source of objectionable odour Alkaline Highly decomposed Acidic A source of objectionable odour Alkaline ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In case of Imhoff tanks, Detention period is 2 hours The velocity of flow is restricted to 0.30 m/minute The shape is rectangular All of these Detention period is 2 hours The velocity of flow is restricted to 0.30 m/minute The shape is rectangular All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering No treatment of the sewage is given if dilution factor is Between 150 to 200 Between 200 to 300 Less than 150 More than 500 Between 150 to 200 Between 200 to 300 Less than 150 More than 500 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The rate of accumulation of sludge in septic tanks is recommended as 30 litres/person/year 25 litres/person/year 30 litres/person/month 25 litres/person/month 30 litres/person/year 25 litres/person/year 30 litres/person/month 25 litres/person/month ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 15 cumecs, the depth d and width are related by For drains up to d = 0.5 B d = 0.2 B B = 0.2 d B = 0.5 d d = 0.5 B d = 0.2 B B = 0.2 d B = 0.5 d ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The presence of free ammonia in sewage, is detected by Phenol-di-sulphuric acid Adding potassium permanganate Adding sulphuric acid Boiling Phenol-di-sulphuric acid Adding potassium permanganate Adding sulphuric acid Boiling ANSWER DOWNLOAD EXAMIANS APP
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