In a sedimentation tank, the detention period for water ranges from __________ hours.

In a sedimentation tank, the detention period for water ranges from __________ hours.

Q. In a sedimentation tank, the detention period for water ranges from __________ hours.

  1. 2 to 4
  2. 8 to 12
  3. 16 to 20
  4. 24 to 32

Answer: Option 1

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