Explore topic-wise MCQs in Waste Water Engineering.

This section includes 12 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.

HINDERED_ZONE_SETTLING_REFERS_TO_THE_SUSPENSIONS_OF_INTERMEDIATE_CONCENTRATION.?$

A. True
B. False
Answer» B. False
2.

Calculate the volume of the flocculation zone for a clariflocculator for the following data.$

A.
B. 250 m<sup>3</sup>
C. 325 m<sup>3</sup>
Answer» B. 250 m<sup>3</sup>
3.

The_liquid_tends_to_move_up_through_the_interstices_of_contacting_particles_because_of________$

A. High turbidity
B. Low turbidity
C. High concentration of particles
D. Low concentration of particles
Answer» D. Low concentration of particles
4.

Calculate the flocculation volume for an HRSCC for the following data.

A.
B. 40 m<sup>3</sup>
C. 90 m<sup>3</sup>
Answer» D.
5.

Calculate the surface area of the flocculation zone for the following data.

A.
B.
Answer» C.
6.

Calculate_the_diameter_of_the_flocculation_zone_for_the_following_data:

A.
B. :3.5 m
C. 6.1 m
Answer» B. :3.5 m
7.

Orifice placement is critical to the successful operation of the clarifier?

A. True
B. False
Answer» B. False
8.

Radial tube header is designed to remove _______

A. Suspended solids
B. Backwash water
C. Settled solids
D. Floating matter
Answer» D. Floating matter
9.

Micro-organisms metabolize the _______that exists after primary clarification.

A. Chemicals
B. Coagulant
C. Ions
D. Biological waste
Answer» E.
10.

What is the mixed liquor?

A. Influent
B. Effluent
C. Intermediate
D. Liquid
Answer» B. Effluent
11.

What is the full form of SSCC in Secondary Clarifiers?

A. Spiral scraper clarifier type
B. Suction header clarifier type
C. Up-flow pipe clarifier type
D. Perimeter feed clarifier
Answer» B. Suction header clarifier type
12.

Which is the special feature of secondary clarifier?

A. Sludge collection
B. Sludge withdrawal
C. Launder covers
D. Spiral scraper
Answer» E.