Waste Water Engineering If the diameter of sewer is 225 mm, the gradient required for generating self cleansing velocity, is 1 in 120 1 in 100 1 in 60 None of these 1 in 120 1 in 100 1 in 60 None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which resists sulphide corrosion, is Cast iron sewer Brick sewer R.C. sewer Lead sewer Cast iron sewer Brick sewer R.C. sewer Lead sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The following is the physical characteristic of sewage Odour All listed here Colour Turbidity Odour All listed here Colour Turbidity ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which transports the sewage to the point of treatment, is called House sewer Main sewer Out-fall sewer Branch sewer House sewer Main sewer Out-fall sewer Branch sewer 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 Hydrochloric acid Citric acid Nitric acid Sulphuric acid Hydrochloric acid Citric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention time (t) of a settling tank, may be defined as the time required for The flow of sewage to fill the tank None of these A particle to travel along its length A particle to travel from top surface to bottom sludge zone The flow of sewage to fill the tank None of these A particle to travel along its length A particle to travel from top surface to bottom sludge zone ANSWER DOWNLOAD EXAMIANS APP
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