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 William-Hazen Bazin Kutter Crimp and Bruges William-Hazen Bazin Kutter Crimp and Bruges ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For large sewers, maximum distance between manholes may be 200 m 50 m 100 m 300 m 200 m 50 m 100 m 300 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage, the solids in mg per litre is 500 to 1000 1500 to 2000 1000 to 1500 100 to 500 500 to 1000 1500 to 2000 1000 to 1500 100 to 500 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of H₂SO₄ HCl None of these HNO₃ H₂SO₄ HCl None of these 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 Citric acid Nitric acid Sulphuric acid Hydrochloric acid Citric acid Nitric acid Sulphuric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
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