Sewage Filters MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Sewage Filters, a fundamental topic in the field of Waste Water Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Sewage Filters MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Sewage Filters mcq questions that explore various aspects of Sewage Filters problems. Each MCQ is crafted to challenge your understanding of Sewage Filters principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Waste Water Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Sewage Filters MCQs are your pathway to success in mastering this essential Waste Water Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Sewage Filters. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Sewage Filters knowledge to the test? Let's get started with our carefully curated MCQs!

Sewage Filters MCQs | Page 4 of 14

Q31.
While designing a blower for backwash for multimedia filters with air scouring what is the velocity considered?
Discuss
Answer: (d).20 m/h
Q32.
While designing a pump for backwash for a filter what will be the velocity assumed?
Discuss
Answer: (a).24 m/h
Q33.
Calculate the flow rate of the backwash pump to be used for a dual media filter with the following data.

Flowrate: 2200 m³/h
Rise velocity of DMF: 15 m/h
Discuss
Answer: (b).3520 m³/ h
Q34.
Calculate the flow rate of the backwash pump to be used for a pressure sand filter with the following data.

Flowrate: 2200 m³/h
Rise velocity of PSF (Pressure Sand filter): 10 m/h
Discuss
Answer: (b).5280 m³/ h
Q35.
Calculate the flow rate of the backwash pump to be used for a multimedia filter with the following data.

Flowrate: 2200 m³/h
Rise velocity of multimedia filter: 18 m/h
Discuss
Answer: (b).2900 m³/ h
Q36.
What is the bulk density of pebbles assumed while designing a Pressure sand filter?
Discuss
Answer: (b).1600 kg/m³
Q37.
What is the bulk density of sand assumed while designing the amount required for a sand filter?
Discuss
Answer: (a).1750 Kg/m³
Q38.
Calculate the amount of pebbles required for the following data.

Flow: 200 m³/h
Velocity of dual media filter: 15m/h
Height: 0.6 m
Discuss
Answer: (a).12668 Kg
Q39.
Calculate the amount of sand required for the following data.

Flow: 200 m³/h
Velocity of dual media filter: 15m/h
Height: 0.4 m
Discuss
Answer: (b).9237 Kg
Q40.
Who used the trickling filter for the first time?
Discuss
Answer: (a).Didden
Page 4 of 14