Water Supply Engineering - Water Supply Engineering objective questions and answers

11.  Which source gives surface water run off ?

   A. Wells

   B. Lakes

   C. Rain

   D. Tubewells

12.  The processing using ultraviolet rays for treatment of water is known as

   A. Dechlorination

   B. Disinfection

   C. Aeration

   D. Filteration

13.  Which industry will have maximum consumption of water?

   A. Mechanical workshop

   B. Automobile industry

   C. Foundry

   D. Paper industry

14.  For removal of temporary hardness of water

   A. Water is filtered

   B. Water is boiled

   C. Alum is added to water

   D. Lime is added to water

15.  The process of removal of permanent hardness of water is

   A. Zeolite process

   B. Sedimentation process

   C. Filtration process

   D. Boiling process

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