Waste Water Engineering The sewer which received discharge from two or more main sewers, is known as A trunk sewer A main sewer An outfall sewer An intercepting sewer A trunk sewer A main sewer An outfall sewer An intercepting sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For efficient working of a sewer, it must be ensured that A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Neither (A) nor (B) Both (A) and (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Neither (A) nor (B) Both (A) and (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage, the solids in mg per litre is 1500 to 2000 1000 to 1500 100 to 500 500 to 1000 1500 to 2000 1000 to 1500 100 to 500 500 to 1000 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following statements regarding septic tanks is wrong? The outlet invert level is kept 5 to 7.5 cm below the inlet invert level The depth of tank is kept equal to its width The minimum width of septic level is 90 cm A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The outlet invert level is kept 5 to 7.5 cm below the inlet invert level The depth of tank is kept equal to its width The minimum width of septic level is 90 cm A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The pH value of sewage is determined with the help of Imhoff Cone None of these Turbid meter Potentiometer Imhoff Cone None of these Turbid meter Potentiometer 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 Hydrochloric acid Citric acid Sulphuric acid Nitric acid Hydrochloric acid Citric acid Sulphuric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
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