Civil Engineering MCQAE Level Civil Engineering
Which of the following about destabilising colloidal particles is correct?
Environmental EngineeringCoagulationEASY
Choose the correct answer
A
coagulation is only a pipe-sizing method
B
coagulation increases colloidal stability
C
coagulation removes only dissolved oxygen
D
alum or similar coagulants help particles aggregate
Correct Answer
D. alum or similar coagulants help particles aggregate
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Coagulation supports floc formation and settling. Correct option: D.
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