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Questions and Answers
What is the purpose of the sedimentation process in water treatment?
What is the purpose of the sedimentation process in water treatment?
- To enhance the color of the water
- To remove all dissolved minerals from the water
- To reduce particle concentration in the water (correct)
- To increase the need for coagulation and flocculation
What happens naturally during sedimentation in still water?
What happens naturally during sedimentation in still water?
- Gravity pulls heavier sediments down to form a sludge layer (correct)
- Chemicals are added to accelerate sedimentation
- The water becomes more acidic
- Microorganisms multiply rapidly
What is thickening in the context of water sedimentation?
What is thickening in the context of water sedimentation?
- Adding more sediments to the water
- Creating a thin layer of particles on top of the water
- Artificially stimulating the sedimentation process (correct)
- Increasing the water's viscosity
How does sedimentation reduce the need for additional chemicals in water treatment?
How does sedimentation reduce the need for additional chemicals in water treatment?
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What is one advantage of using sedimentation after coagulation in water treatment?
What is one advantage of using sedimentation after coagulation in water treatment?
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