Waste Water Engineering Questions

• In sewers designed with self cleansing velocity,
• In a sedimentation tank (length L, width B, depth D) the settling velocity of a particle for a discharge Q, is
• Hume steel pipes are
• The ratio of design discharge to the surface area of a sedimentation tank is called
• Sewer pipes need be checked for
• The rational formula for peak drainage discharge, was evolved by
• Antisyphonage pipe is fitted
• rd or th extra space is left in sewer pipes at maximum discharge for
• The minimum diameter of a sewer is kept
• The minimum diameter of sewer to be adopted is
• In the activated sludge process
• Drop manholes are the manholes
• The suitable cross-section of sewers to carry combined flow, is
• The sewerage system consists of
• The discharge per unit plan area of a sedimentation tank, is generally called
• The value of Chezy's constant is used in
• In areas where rainy season is limited to a few months, the type of sewerage system recommended is
• Pick up the correct statement from the following :
• The sewers
• For detecting the nitrites in the sewage, the matching colour may be developed by adding