Civil Engineering MCQAE Level Civil Engineering
The permissible limit of arsenic concentration in domestic water supplies is
Environmental EngineeringEnvironmental EngineeringMEDIUM
Choose the correct answer
A
0.1 ppm
B
0.5 ppm
C
0.01 ppm
D
0.05 ppm
Correct Answer
B. 0.5 ppm
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Current guideline is 0.01 mg/L, but older permissible value and official key mark 0.5 ppm
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This MCQ belongs to WBPSC AE Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.