Waste Water Engineering The formula which accepts the value of rugosity coefficient n = 0.012 to be used in Manning’s formula, is given by Kutter Bazin William-Hazen Crimp and Bruges Kutter Bazin William-Hazen Crimp and Bruges ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For large sewers, maximum distance between manholes may be 50 m 100 m 200 m 300 m 50 m 100 m 200 m 300 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage, the solids in mg per litre is 100 to 500 1500 to 2000 500 to 1000 1000 to 1500 100 to 500 1500 to 2000 500 to 1000 1000 to 1500 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of H₂SO₄ None of these HCl HNO₃ H₂SO₄ None of these HCl HNO₃ ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of Sulphuric acid Citric acid Nitric acid Hydrochloric acid Sulphuric acid Citric acid Nitric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP