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


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C. Rain

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


   A. Dechlorination

   B. Disinfection

   C. Aeration

   D. Filteration


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B. Disinfection

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13.  Which industry will have maximum consumption of water?


   A. Mechanical workshop

   B. Automobile industry

   C. Foundry

   D. Paper industry


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D. Paper industry

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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


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B. Water is boiled

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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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A. Zeolite process

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