Explore topic-wise MCQs in Waste Water Engineering.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Waste Water Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

Lamella Clarifier works on which principle?

A. tCocurrent settling
B. tCountercurrent settling
C. tCross flow settling
D. tHindered settling
Answer» C. tCross flow settling
Discussion
2.

When will the particles settle in a tank which is subjected to countercurrent settling?

A. tV&lt;(V<sub> </sub> V sin )/v cos
B. tV&gt;= V<sub> </sub>/v cos
C. tV&gt;= (V<sub> </sub> V sin )/v cos
D. tV&lt;V<sub> </sub>/v cos
Answer» D. tV&lt;V<sub> </sub>/v cos
Discussion
3.

How is the length of the surface calculated in case of countercurrent settling?

A. tL<sub>p</sub>=wV<sub> </sub>/ v cos
B. tL<sub>p</sub>=(V<sub> </sub> V sin )/ v cos
C. tL<sub>p</sub>=w(V<sub> </sub> V sin )
D. tL<sub>p</sub>=w(V<sub> </sub> V sin )/ v cos
Answer» E.
Discussion