Civil Engineering MCQJE Level Civil Engineering
Breakpoint chlorination is reached when chlorine demand is satisfied and further chlorine addition produces:
Environmental EngineeringBreakpoint ChlorinationMEDIUM
Choose the correct answer
A
A free residual chlorine
B
Zero disinfection capacity
C
Immediate hardness increase
D
Complete removal of turbidity by gravity alone
Correct Answer
A. A free residual chlorine
AI Detailed Explanation & IS Code Reference
Unlock the reasoning, formula path and code-linked notes inside your student dashboard.
After oxidizable matter and combined chlorine demand are satisfied, free residual chlorine begins to appear.
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.