Waste Water Engineering Which one of the following statements regarding septic tanks is wrong? A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The depth of tank is kept equal to its width The minimum width of septic level is 90 cm The outlet invert level is kept 5 to 7.5 cm below the inlet invert level A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The depth of tank is kept equal to its width The minimum width of septic level is 90 cm The outlet invert level is kept 5 to 7.5 cm below the inlet invert level ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Before discharging the foul sewage into rivers, it is generally treated by Oxidation Sedimentation Screening All listed here Oxidation Sedimentation Screening All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For trunk sewers more than 1.25 m in diameter, the ratio of the maximum daily sewage flow to the average daily sewage flow is assumed 1.5 2.5 3 2 1.5 2.5 3 2 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum diameter of a sewer is kept 25 cm 10 cm 20 cm 15 cm 25 cm 10 cm 20 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering An inverted siphon is designed generally for One pipe Two pipes Four pipes Three pipes One pipe Two pipes Four pipes Three pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For treating the sewage of a large city, you will recommend A sedimentation tank and an activated sludge treatment plant A plant consisting of Imhoff tanks with low rate trickling filters Sedimentation tanks with high rate trickling filters None of these A sedimentation tank and an activated sludge treatment plant A plant consisting of Imhoff tanks with low rate trickling filters Sedimentation tanks with high rate trickling filters None of these ANSWER DOWNLOAD EXAMIANS APP