Civil Engineering MCQJE Level Civil Engineering
The amount of chlorine used for plain chlorination of water is about
Environmental EngineeringEnvironmental EngineeringMEDIUM
Choose the correct answer
A
0.2 ppm
B
0.3 ppm
C
0.4 ppm
D
0.5 ppm
Correct Answer
D. 0.5 ppm
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Plain chlorination uses a small dose, about 0.5 ppm, for relatively clean water. [Self-solved — please verify.]
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This MCQ belongs to WBPSC JE (Civil) Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.