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