Waste Water Engineering To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of Hydrochloric acid Nitric acid Citric acid Sulphuric acid Hydrochloric acid Nitric acid Citric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The water carried sewerage system removes Domestic sewage All listed here Storm sewage Industrial sewage Domestic sewage All listed here Storm sewage Industrial sewage ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In R.C. sewer pipes, the percentage longitudinal reinforcement to the cross-sectional area of concrete is kept 0.25 2 10 5 0.25 2 10 5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a city the ratio of the drainage to sewage is 20, the percentage discharge passing through non-monsoon periods, is 10 20 5 15 10 20 5 15 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A manhole is generally provided at each Bend All of these Change of gradient Junction Bend All of these Change of gradient Junction ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Design period of 40 to 50 years is adopted for Trunk sewers Branch sewers Main sewers All listed here Trunk sewers Branch sewers Main sewers All listed here ANSWER DOWNLOAD EXAMIANS APP
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