Waste Water Engineering A nuisance is experienced in diluting water if dilution factor is less than 40 20 100 60 40 20 100 60 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 60 None of these 1 in 100 1 in 120 1 in 60 None of these 1 in 100 1 in 120 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a grit chamber, if the recommended velocity of flow is 0.2 m/sec and detention period is 2 minutes, the length of the tank, is 20 m 30 m 16 m 24 m 20 m 30 m 16 m 24 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design of sewers, percentage of sewage discharge is assumed 75 to 80% 0.85 70 to 75% 65 to 70% 75 to 80% 0.85 70 to 75% 65 to 70% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A sewer pipe contains 1 mm sand particles of specific gravity 2.65 and 5 mm organic particles of specific gravity 1.2, the minimum velocity required for removing the sewerage, is 0.45 m/sec 0.40 m/sec 0.35 m/sec 0.30 m/sec 0.45 m/sec 0.40 m/sec 0.35 m/sec 0.30 m/sec 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 100 cm 150 cm 110 cm 120 cm 100 cm 150 cm 110 cm 120 cm ANSWER DOWNLOAD EXAMIANS APP