Waste Water Engineering The layers of vegetable wastes and night soil alternatively piled above the ground to form a mound, is called Plateau A heap Windrow None of these Plateau A heap Windrow None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If D is the diameter of a circular sewer and D’ is the top horizontal diameter of an equivalent egg shaped section, the relationship which holds good, is D’ = 0.64 D D’ = 0.74 D D’ = 0.84 D D’ = 0.94 D D’ = 0.64 D D’ = 0.74 D D’ = 0.84 D D’ = 0.94 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal values of over flow rates for sedimentation tanks using coagulant, ranges between 80,000 to 100,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The presence of free ammonia in sewage, is detected by Adding potassium permanganate Phenol-di-sulphuric acid Adding sulphuric acid Boiling Adding potassium permanganate Phenol-di-sulphuric acid Adding sulphuric acid Boiling ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In normal conditions, the period for sludge digestion, is 10 days 30 days 20 days 60 days 10 days 30 days 20 days 60 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gas which may cause explosion in sewers, is Carbondioxide Ammonia Carbon monoxide Methane Carbondioxide Ammonia Carbon monoxide Methane ANSWER DOWNLOAD EXAMIANS APP
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