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Mining Engineering · Q40

Mining Management

Engineering and GATE · Mining Engineering · question 40

Q40

Which of the following is known as "effluent polishing"?

A.
it is to settle out biological flock through a secondary classifier
B.
it is to provide final treatment stage to raise effluent quality before discharged where disinfection is practiced
Answer
C.
it is the final treatment stage of treatment to raise effluent quality where disinfection is not practiced
D.
it is the effluent treatment done with ultraviolet

Answer: Option B

Solution

Answer: Option B
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