What is the maximum approach velocity to be considered for a mechanical screen while designing it?

Civil Engineering : Waste Water Engineering - Quiz(MCQ)

0.6-1m/s

2 m/s

1-1.5m/s

0.3-0.5m/s

Correct Answer : 0.6-1m/s

Explanation : The maximum approach velocity for a mechanical screen would be in the range 0.6-1m/s. The minimum approach velocity would be in the range 0.3-0.5m/s. These mechanical screens reduce manual labour.

Recently Updated in Waste Water Engineering Questions

What is the growth of huge amounts of algae and other aquatic plants leading to the deterioration of the water quality called?

Algae growth

Eutrophication

Denitrification

Nitrification

Correct Answer : Option (B) : Eutrophication

Explanation : Eutrophication is the growth of huge amounts of algae and other aquatic plants leading to the deterioration of water quality. The untreated wastewater is rich in organic matter which demands oxygen.