Civil Engineering MCQJE Level Civil Engineering
Rapid sand filters require frequent cleaning by:
Environmental EngineeringEnvironmental EngineeringEASY
Choose the correct answer
A
Sun drying only
B
Backwashing
C
Burning
D
Acid digestion only
Correct Answer
B. Backwashing
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Backwashing reverses flow to remove trapped solids from the filter bed.
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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.