Waste Water Engineering If is the diameter of upper circular portion, the overall depth of New Egg shaped sewer section, is 1.625 D 1.350 D 1.250 D 1.425 D 1.625 D 1.350 D 1.250 D 1.425 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a sludge digestion tank if the moisture content of sludge V1 litres is reduced from p1 % to p2 % the volume V2 is [(100 – P1)/(100 – P2)] V1 [(100 + P1)/(100 – P2)] V1 [(100 + P2)/(100 – P1)] V1 [(100 – P1)/(100 + P2)] V1 [(100 – P1)/(100 – P2)] V1 [(100 + P1)/(100 – P2)] V1 [(100 + P2)/(100 – P1)] V1 [(100 – P1)/(100 + P2)] V1 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The presence of free ammonia in sewage, is detected by Adding potassium permanganate Phenol-di-sulphuric acid Boiling Adding sulphuric acid Adding potassium permanganate Phenol-di-sulphuric acid Boiling Adding sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most dangerous pollutant in vehicular emissions is CO₂ CO₂ SO₂ O₂ CO₂ CO₂ SO₂ O₂ ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In the activated sludge process Aeration is continued till stability Sludge is activated by constant stirring Water is removed by centrifugal action Aeration is done with an admixture of previously aerated sludge Aeration is continued till stability Sludge is activated by constant stirring Water is removed by centrifugal action Aeration is done with an admixture of previously aerated sludge ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The design period in years for pumping plants, is 3 to 5 1 5 to 10 2 to 3 3 to 5 1 5 to 10 2 to 3 ANSWER DOWNLOAD EXAMIANS APP
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