Waste Water Engineering Questions

• The coagulant which is generally not used for treating the sewage, is
• If the flame of a miner's safety lamp in the upper layers of the sewer forms an explosive, the sewer certainly contains
• The sewer that unloads the sewage at the point of treatment is called
• The grit chambers of sewage treatment plants, are generally cleaned after
• Fresh sewage is generally
• The spacing of bars for perforations in coarse screens used for the treatment of sewage, is
• For a continuous flow type of sedimentation tanks
• Pick up the incorrect statement from the following :
• The temperature affects the
• Faculative bacterias survive in
• Acid regression stage of sludge digestion at a temperature 21°C extends over a period of
• In a trickling filter
• Setting out the alignments of sewers may start from
• The normal value of over flow rates for plain primary sedimentation tanks, ranges between
• The asbestos cement sewers are
• The sewer which collects the discharge from a collecting system and delivers it to a treatment plant, is known
• Pick up the correct statement from the following :
• The pressure exerted by
• Pick up the correct statement from the following :
• Pick up the incorrect size of stone ware sewers