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 300 mg/l 200 mg/l 100 mg/l 400 mg/l 300 mg/l 200 mg/l 100 mg/l 400 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dry water flow in a combined sewer, is Storm water Industrial sewage Inclusive of domestic and industrial sewage but excludes storm water Domestic sewage Storm water Industrial sewage Inclusive of domestic and industrial sewage but excludes storm water Domestic sewage ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer manholes are generally provided at The change of gradient The junctions of sewers The change of direction All of these The change of gradient The junctions of sewers The change of direction All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering No treatment of the sewage is given if dilution factor is Between 200 to 300 More than 500 Between 150 to 200 Less than 150 Between 200 to 300 More than 500 Between 150 to 200 Less than 150 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is 208 cu.m 212 cu.m 204 cu.m 216 cu.m 208 cu.m 212 cu.m 204 cu.m 216 cu.m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The algae dies out in the zone of Active decomposition Cleaner water Recovery Degradation Active decomposition Cleaner water Recovery Degradation ANSWER DOWNLOAD EXAMIANS APP
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