Waste Water Engineering Drop manholes at the junctions of sewer lines, are provided if Sewer line runs along a main road Ordinary manhole cannot be built Two sewer lines intersect Invert level of a branch sewer is more than 60 cm that of the main sewer Sewer line runs along a main road Ordinary manhole cannot be built Two sewer lines intersect Invert level of a branch sewer is more than 60 cm that of the main sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of Active decomposition Cleaner water Degradation Recovery Active decomposition Cleaner water Degradation Recovery ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering pH value of sludge during alkaline regression stage, is More than 6 Less than 6 Less than 7 More than 7 More than 6 Less than 6 Less than 7 More than 7 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Pick up the incorrect size of stone ware sewers 67.5 cm 52.5 cm 82.5 cm None of these 67.5 cm 52.5 cm 82.5 cm None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For treating the sewage of a large city, you will recommend A plant consisting of Imhoff tanks with low rate trickling filters A sedimentation tank and an activated sludge treatment plant None of these Sedimentation tanks with high rate trickling filters A plant consisting of Imhoff tanks with low rate trickling filters A sedimentation tank and an activated sludge treatment plant None of these Sedimentation tanks with high rate trickling filters ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars for perforations in coarse screens used for the treatment of sewage, is 30 mm 20 mm 40 mm 50 mm 30 mm 20 mm 40 mm 50 mm ANSWER DOWNLOAD EXAMIANS APP
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