Waste Water Engineering The gas evolved in sewers is Carbondioxide All of these Hydrogen sulphide Methane Carbondioxide All of these Hydrogen sulphide Methane ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The grit chambers of sewage treatment plants, are generally cleaned after 7 days 12 days 2 days 14 days 7 days 12 days 2 days 14 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers designed with self cleansing velocity, The bottom is scoured Both silting and scouring occur at the bottom The bottom is silted Neither silting nor scouring occurs at the bottom The bottom is scoured Both silting and scouring occur at the bottom The bottom is silted Neither silting nor scouring occurs at the bottom ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The first stage of neutral process of sludge digestion, is Acid fermentation None of these Acid regression Alkaline fermentation Acid fermentation None of these Acid regression Alkaline fermentation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most efficient cross section of sewers in a separate sewerage system is New egged Circular Parabolic Rectangular New egged Circular Parabolic Rectangular ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal value of over flow rates for plain primary sedimentation tanks, ranges between 50,000 to 60,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
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