Civil Engineering - Waste Water Engineering - Discussion

Discussion Forum : Waste Water Engineering - Section 2 (Q.No. 9)
9.
The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is
30 minutes
1 hour
1 hour and 30 minutes
2 hours
3 hours.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
11 comments Page 2 of 2.

Civil knowlege said:   1 decade ago
Go unit wise.

Detention time is in sec.

Size of particles is in mm.

Settling velocity is in mm/sec.

Hence, particles size (mm) is divide by velocity (mm/sec).


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