Waste Water Engineering In case of sewer lines Obstruction test is carried out with the help of smooth ball of diameter 13 mm Test for straightness is carried out with the help of a lamp and mirror Water test is carried out to check water tightness of the joints All listed here Obstruction test is carried out with the help of smooth ball of diameter 13 mm Test for straightness is carried out with the help of a lamp and mirror Water test is carried out to check water tightness of the joints All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer pipe which carries sewage from a building for immediate disposal is Intercepting sewer Main sewer House sewer Lateral sewer Intercepting sewer Main sewer House sewer Lateral sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a sludge digestion tank if the moisture content of sludge V1 litres is reduced from p1 % to p2 % the volume V2 is [(100 – P1)/(100 – P2)] V1 [(100 + P2)/(100 – P1)] V1 [(100 + P1)/(100 – P2)] V1 [(100 – P1)/(100 + P2)] V1 [(100 – P1)/(100 – P2)] V1 [(100 + P2)/(100 – P1)] V1 [(100 + P1)/(100 – P2)] V1 [(100 – P1)/(100 + P2)] V1 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Removal of oil and grease from sewage, is known Filtration Skimming None of these Screening Filtration Skimming None of these Screening ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage discharge in a detritus tank of a treatment plant is 576 litres/sec with flow velocity of 0.2 m/sec. If the ratio of width to depth is 2, the depth is 110 cm 100 cm 150 cm 120 cm 110 cm 100 cm 150 cm 120 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If a 2% solution of sewage sample is incubated for 5 days at 20°C and the dissolved oxygen depletion was found to be 8 mg/l. The BOD of the sewage is 400 mg/l 300 mg/l 200 mg/l 100 mg/l 400 mg/l 300 mg/l 200 mg/l 100 mg/l ANSWER DOWNLOAD EXAMIANS APP