Water Supply Engineering - Water Supply Engineering objective questions and answers


1.  Chlorination of water doesn't remove


   A. Ammonia content

   B. B.O.D.

   C. Organic matter content

   D. Dissolved oxygen


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D. Dissolved oxygen

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2.  Impression supply mains, water hammer pressure is reduced by providing


   A. Sluice valves

   B. Air valves

   C. Pressure relief valves

   D. None of the above


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C. Pressure relief valves

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3.  Maximum threshold number permitted for indicating the odour of public water supplies is


   A. 1

   B. 2

   C. 3

   D. 4


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C. 3

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4.  For a city developed haphazardly, the layout of distribution pipes prefer to is


   A. Ring system

   B. Radial system

   C. Grid iron system

   D. Dead end system


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D. Dead end system

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5.  Turbidity of water is expressed


   A. In ppm

   B. In numbers in an arbitrary state

   C. By pH value

   D. By colour code


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A. In ppm

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