Civil Engineering MCQJE Level Civil Engineering
After lime-soda softening, recarbonation is commonly used in water treatment to:
Environmental EngineeringRecarbonationMEDIUM
Choose the correct answer
A
Stabilize water by reducing excess alkalinity and pH
B
Increase suspended solids before filtration
C
Convert all chlorides into hardness
D
Remove the need for sedimentation tanks
Correct Answer
A. Stabilize water by reducing excess alkalinity and pH
Why is this the answer?
Recarbonation adds carbon dioxide after softening to stabilize water and reduce excess lime/alkalinity.
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This MCQ belongs to SSC JE Civil Paper-I Technical Mock Test Series. Full tests include timed attempts, rank comparison and subject-wise analysis.