Question 2004 of 223 · California Water Treatment Operator Exam

Flocculation basins use slow, gentle mixing because

Exactly one answer is correct.

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Correct answer to question 2004

  • A: fast mixing would break up the floc that is forming

Explanation

The goal is to bring particles into contact without shearing the floc. Floc that is broken apart settles poorly and can carry over to the filters.

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