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UPSC Civil Service Exam Questions - Engineering

Q1:

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

ANS:A - 1, 2 and 3

No answer description is available.