Civil Engineering MCQJE Level Civil Engineering
Recarbonation after lime-soda softening is used to:
Environmental EngineeringEnvironmental EngineeringHARD
Choose the correct answer
A
Create septic conditions
B
Add suspended solids
C
Stabilize water by reducing excess alkalinity and pH
D
Increase coagulant dose only
Correct Answer
C. Stabilize water by reducing excess alkalinity and pH
AI Detailed Explanation & IS Code Reference
Unlock the reasoning, formula path and code-linked notes inside your student dashboard.
Carbon dioxide converts excess lime and carbonate to more stable forms.
ScoreCardAI links this solution with subject, topic and difficulty signals so your scorecard can identify weak areas after a full mock test.
Concept shortcut
IS/IRC reference
Common trap
Practice more Civil Engineering questions
This MCQ belongs to SSC JE Civil Paper-I Technical Mock Test Series. Full tests include timed attempts, rank comparison and subject-wise analysis.