Waste Water Engineering For house drainage minimum gradient is 1 in 60 1 in 80 1 in 10 1 in 400 1 in 60 1 in 80 1 in 10 1 in 400 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment units in which anaerobic decomposition of organic matter is used, are called None of these Sludge sedimentation tanks Imhoff tanks Trickling filters None of these Sludge sedimentation tanks Imhoff tanks Trickling filters 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 1000 kg of sewage contains 0.112 kg in solution 0.112 kg in suspension Both A and C of above 0.225 kg in solution 0.112 kg in solution 0.112 kg in suspension Both A and C of above 0.225 kg in solution ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the diameter of a sewer is 100 mm, the gradient required for generating self cleansing velocity is 1 in 120 None of these 1 in 100 1 in 60 1 in 120 None of these 1 in 100 1 in 60 ANSWER DOWNLOAD EXAMIANS APP
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 outlet invert level is kept 5 to 7.5 cm below the inlet invert level 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 depth of tank is kept equal to its width The outlet invert level is kept 5 to 7.5 cm below the inlet invert level The minimum width of septic level is 90 cm ANSWER DOWNLOAD EXAMIANS APP