Waste Water Engineering MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Waste Water Engineering, a fundamental topic in the field of Civil Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Waste Water Engineering 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 Waste Water Engineering mcq questions that explore various aspects of Waste Water Engineering problems. Each MCQ is crafted to challenge your understanding of Waste Water Engineering principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Civil Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Waste Water Engineering MCQs are your pathway to success in mastering this essential Civil Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Waste Water Engineering. 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 Waste Water Engineering knowledge to the test? Let's get started with our carefully curated MCQs!

Waste Water Engineering MCQs | Page 26 of 32

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Q251.
To maintain aerobic biological activity, the moisture content of the compost mass should be about

a.

45%

b.

50%

c.

55%

d.

60%.

Discuss
Answer: (c).55%
Q252.
The sewer that unloads the sewage at the point of treatment is called

a.

main sewer

b.

outfall sewer

c.

branch sewer

d.

house sewer.

Discuss
Answer: (b).outfall sewer
Q253.
No treatment of the sewage is given if dilution factor is

a.

less than 150

b.

between 150 to 200

c.

between 200 to 300

d.

more than 500

Discuss
Answer: (d).more than 500
Q254.
R.M.O. expenses include

a.

running expenses

b.

maintenance expenses

c.

operation expenses

d.

all the above.

Discuss
Answer: (d).all the above.
Q255.
For drainage pipes in buildings the test applied before putting them to use, is

a.

water test

b.

smoke test

c.

straightness test

d.

all the above.

Discuss
Answer: (b).smoke test
Q256.
The layers of vegetable wastes and night soil alternatively piled above the ground to form a mound, is called

a.

a heap

b.

plateu

c.

windrow

d.

none of these.

Discuss
Answer: (d).none of these.
Q257.
If the discharge of a sewer running half is 628 1.p.s., i = 0.001, and n = 0.010, the diameter of the sewer, is

a.

1.39 m

b.

1.49 m

c.

1.59 m

d.

1.69 m

Discuss
Answer: (d).1.69 m
Q258.
For efficient working of a sewer, it must be ensured that

a.

minimum velocity of 0.45 m/sec, is maintained at its minimum flow

b.

a maximum velocity of 0.90 m/sec, is maintained at its maximum flow

c.

both (a) and (b)

d.

neither (a) nor (b).

Discuss
Answer: (c).both (a) and (b)
Q259.
A manhole is generally provided at each

a.

bend

b.

junction

c.

change of gradient

d.

all the above.

Discuss
Answer: (d).all the above.
Q260.
Pick up the correct statement from the following :

a.

Rate of digestion of slugde is more at higher temperature

b.

Thermophilic organisms digest the sludge if the temperature ranges from 40° to 60°C

c.

Mesophilic organisms digest the sludge if the temperature is between 25° and 40°C

d.

All the above.

Discuss
Answer: (d).All the above.
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