Waste Water Engineering For treating the sewage of a large city, you will recommend Sedimentation tanks with high rate trickling filters None of these A plant consisting of Imhoff tanks with low rate trickling filters A sedimentation tank and an activated sludge treatment plant Sedimentation tanks with high rate trickling filters None of these A plant consisting of Imhoff tanks with low rate trickling filters A sedimentation tank and an activated sludge treatment plant ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The stone ware sewers After casting are dried and burnt at temperature 150°C, 700°C and 1200°C Are manufactured from clays and shale All listed here Are used for carrying sewage and drainage from houses After casting are dried and burnt at temperature 150°C, 700°C and 1200°C Are manufactured from clays and shale All listed here Are used for carrying sewage and drainage from houses ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In detritus tanks, Detention period is kept 3 to 4 minutes Flow velocity is kept 0.09 m/sec All listed here Organic and inorganic materials are separated Detention period is kept 3 to 4 minutes Flow velocity is kept 0.09 m/sec All listed here Organic and inorganic materials are separated ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A well oxidized sewage contains nitrogen mainly as None of these Free ammonia Nitrites Nitrates None of these Free ammonia Nitrites Nitrates ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to Carbonaceous demand All of these Initial demand First stage demand Carbonaceous demand All of these Initial demand First stage demand ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of HNO₃ None of these H₂SO₄ HCl HNO₃ None of these H₂SO₄ HCl ANSWER DOWNLOAD EXAMIANS APP