Zero hardness of water is achieved by

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Question:
Zero hardness of water is achieved by

1.using excess alum dosage

2.ion exchange method

3.excess lime treatment

4.using lime soda process

Posted Date:-2022-09-22 03:40:26

More MCQS Questions and answers

  1. A circular sewer section is preferred to because
  2. A commonly used handpump is
  3. A garden developed over top of surface water tank is known as
  4. A pipe sunk into the well to tap underground water is called
  5. A timber dam is a
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  15. detention dam
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  17. For an area developed in haphazard way, the type of layout of water distribution system preferred as
  18. For trunk and out fall, the type of sewers generally used is
  19. Ground water is usually free from
  20. In a dam project geological investigations are to get information about
  21. In a rapid sand filter
  22. In sewers the effect of scouring is more on
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  25. Permanent hardness of water can be removed by
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