Waste Water Engineering hydraulically equivalent, the relationship which holds good, is D3/8 = 4 b3/8 D2/3 = 4 b2/3 D3/2 = 4 b3/2 D8/3 = 4 b8/3 D3/8 = 4 b3/8 D2/3 = 4 b2/3 D3/2 = 4 b3/2 D8/3 = 4 b8/3 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering pH value of sludge during alkaline regression stage, is More than 7 Less than 6 Less than 7 More than 6 More than 7 Less than 6 Less than 7 More than 6 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following statements regarding septic tanks is wrong? 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 The outlet invert level is kept 5 to 7.5 cm below the inlet invert level ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment units in which anaerobic decomposition of organic matter is used, are called Imhoff tanks Trickling filters None of these Sludge sedimentation tanks Imhoff tanks Trickling filters None of these Sludge sedimentation tanks ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a sedimentation tank (length L, width B, depth D) the settling velocity of a particle for a discharge Q, is Q/(B × D) Q/(L × D) Q/L Q/(B × L) Q/(B × D) Q/(L × D) Q/L Q/(B × L) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In case of sewer lines Water test is carried out to check water tightness of the joints Test for straightness is carried out with the help of a lamp and mirror All listed here Obstruction test is carried out with the help of smooth ball of diameter 13 mm Water test is carried out to check water tightness of the joints Test for straightness is carried out with the help of a lamp and mirror All listed here Obstruction test is carried out with the help of smooth ball of diameter 13 mm ANSWER DOWNLOAD EXAMIANS APP