Waste Water Engineering ‘Cowl’ is provided at Upper end of the manhole First step in manhole Lower end of ventilating column Upper end of ventilating column Upper end of the manhole First step in manhole Lower end of ventilating column Upper end of ventilating column ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Maximum permissible velocity 1.5 m/sec, is adopted in drains Neither A. nor B. With beds of rocks and gravels Lined with stones Both A. and B. Neither A. nor B. With beds of rocks and gravels Lined with stones Both A. and B. ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Drop manholes at the junctions of sewer lines, are provided if Ordinary manhole cannot be built Two sewer lines intersect Sewer line runs along a main road Invert level of a branch sewer is more than 60 cm that of the main sewer Ordinary manhole cannot be built Two sewer lines intersect Sewer line runs along a main road Invert level of a branch sewer is more than 60 cm that of the main sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewerage system originates from Branch sewers House sewers Lateral sewers Main sewers Branch sewers House sewers Lateral sewers Main sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the over land flow from the critical point to the drain is 8 km and the difference in level is 12.4 m, the inlet time is 4 hours 5 hours 3 hours 2 hours 4 hours 5 hours 3 hours 2 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars for perforations in coarse screens used for the treatment of sewage, is 40 mm 30 mm 50 mm 20 mm 40 mm 30 mm 50 mm 20 mm ANSWER DOWNLOAD EXAMIANS APP
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