Civil Engineering :: Waste Water Engineering
- If a paper moistened with lead acetate for five minutes when placed in manhole turns black. The sewer certainly contains
- If the flame of a miner’s safety lamp in a manhole extinguishes within 5 minutes, the sewer certainly contains
- The pressure exerted by
- The factor responsible for purification of sewage in river is
- Inter-distance between ventilation columns in a sewer line is kept
- Pick up the incorrect statement from the following:
- Pick up the correct statement from the following:
- The most efficient cross section of sewers in a separate sewerage system is
- The most efficient cross-section of sewers in a combined sewerage system is