Water Supply Engineering Questions

• The ratio of total capacity and dead storage is kept
• Dissolved carbon dioxide, can be removed from the supply main by
• A circular gravity aqueduct is not generally preferred to because of
• An aquiclude is
• Pick up the incorrect statement from the following :
• In an artesian acquifer, the draw downs in two observation wells at distances 100 m, and 200 m were found same after one hour and x hours respectively. The value of x, is
• Reciprocating pumps
• Specific yield of a well is
• Chemical coagulation of drinking water, is done
• In a rapid sand filter, air binding is caused due to excessive
• Q is the discharge from an unconfined tube well with depression head S through a pipe of radius rw. If the radius of influence is R, the minimum required length of the strainer, is
• Demand for public uses in a city, does not include water required for
• 'Shrouding' is essentially provided in
• The coefficient of permeability of soils, is generally expressed in
• Normal values of overflow rate for plain sedimentation tanks in litres/hr/m2, generally range between
• Standard unit of turbidity of water is in one litre of distilled water, one milligram of finely divided
• Slow sand filter is used if maximum turbidity of raw water is less than
• The temporary hardness of water can be removed by
• Water losses in water supply, is assumed as
• A centrifugal pump is required to be primed before starting if it is located