Civil Engineering - UPSC Civil Service Exam Questions - Discussion

5. 

Which of the following determination are NOT necessary for raw water from a lake for use as source of supply of water for boiler-feed ?
1. Turbidity
2. Bacterial count
3. Iron
4. Hardness.
Select the correct answer using the codes given below :

[A]. 1, 2 and 3
[B]. 1, 2 and 4
[C]. 1, 3 and 4
[D]. 2, 3 and 4

Answer: Option A

Explanation:

No answer description available for this question.

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