Civil Engineering MCQAE Level Civil Engineering
Correct order of unit processes in a water treatment plant: Rapid Mixing (RM), Flocculation (F), Primary Sedimentation (PS), Secondary Sedimentation (SS), Chlorination (C), Rapid Sand Filter (RSF)
Environmental EngineeringEnvironmental EngineeringMEDIUM
Choose the correct answer
A
PS → RM → F → SS → RSF → C
B
PS → RSF → F → RM → SS → C
C
PS → F → RM → SS → RSF → C
D
PS → F → SS → RSF → RM → C
Correct Answer
A. PS → RM → F → SS → RSF → C
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Primary sedimentation → rapid mixing (coagulation) → flocculation → secondary sedimentation → rapid sand filter → chlorination.
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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.