Exam (elaborations)
NC Water Operator B Certification Exam 2023 with 100% correct answers
- Module
- Institution
Presedimentation Reduce silt in water Settling zone Calm area in settling basin where suspended materials settle Coagulation Occurs in Seconds Flocculation Occurs in Minutes (optimum velocity 0.5 fps) Floc should be popcorn sized Sedimentation Occurs in Hours (4 ho...
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