Waste Water Engineering Pick up the incorrect statement from the following for allowing workers to enter sewers Proper tests for the presence of poisonous gases must be carried out The men entering the manhole should be advised to smoke in the sewer Warning signals should be erected The particular manhole and one manhole on upstream and one manhole on downstream should remain open for 30 minutes Proper tests for the presence of poisonous gases must be carried out The men entering the manhole should be advised to smoke in the sewer Warning signals should be erected The particular manhole and one manhole on upstream and one manhole on downstream should remain open for 30 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The asbestos cement sewers are All of these Not structurally strong to bear large compressive stress Light in weight Susceptible to corrosion by sulphuric acid All of these Not structurally strong to bear large compressive stress Light in weight Susceptible to corrosion by sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of the diameter of a circular section and the side of a square section hydraulically equivalent, is 1.065 1.085 1.095 1.075 1.065 1.085 1.095 1.075 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Setting out the alignments of sewers may start from Tail end City Out-fall Any point Tail end City Out-fall Any point ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gradient of sewers depends upon All listed here Discharge Diameter of the sewer Velocity of flow All listed here Discharge Diameter of the sewer Velocity of flow 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 Hydrochloric acid Citric acid Sulphuric acid Nitric acid Hydrochloric acid Citric acid ANSWER DOWNLOAD EXAMIANS APP
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