Water Supply Engineering MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Water Supply 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 Water Supply 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 Water Supply Engineering mcq questions that explore various aspects of Water Supply Engineering problems. Each MCQ is crafted to challenge your understanding of Water Supply 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 Water Supply 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 Water Supply 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 Water Supply Engineering knowledge to the test? Let's get started with our carefully curated MCQs!

Water Supply Engineering MCQs | Page 12 of 36

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Q111.
Pick up the correct statement from the following regarding radial flow centrifugal pumps :

a.

These are provided with volute type or turbine type casings

b.

In involute type of radial flow centrifugal pump, the impeller discharges into a gradually expanding spiral casing

c.

In turbine type of radial flow centrifugal pumps, the impeller is surrounded by stationary guide vanes to reduce the velocity of water

d.

All the above.

Discuss
Answer: (d).All the above.
Q112.
Quality of water is said to be good if it is

a.

free from suspended matter

b.

colourless

c.

free from pathogenic organism

d.

all the above.

Discuss
Answer: (d).all the above.
Q113.
Pick up the incorrect statement from the following :

a.

An impervious layer a few metres below the water table in the sub-soil, is generally called Mota layer (6) Mota layer is very useful to give structural support to open deep wells

b.

A bore hole is generally provided in the mota layer for deep wells

c.

Shallow wells are always of less depth as compared to deep wells

d.

None of these.

Discuss
Answer: (d).None of these.
Q114.
The main draw-back of centrifugal pump, is

a.

necessity of priming

b.

discharge from pump varies with the load of water

c.

for high heads, efficiency is low up to 50%

d.

all the above.

Discuss
Answer: (d).all the above.
Q115.
The bacterias which require free oxygen for their survival, are called

a.

Aerobic bacterias

b.

Anaerobic bacterias

c.

Faculative bacteria

d.

None of these.

Discuss
Answer: (a).Aerobic bacterias
Q116.
Maximum threshold number permitted for indicating the odour of public water supplies, is

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (c).3
Q117.
45 litres of water per person per day, is provided in

a.

office buildings

b.

hotels

c.

hostels

d.

nurse's homes.

Discuss
Answer: (a).office buildings
Q118.
Turbidity of water may be caused due to

a.

Suspended clay

b.

Suspended silt

c.

finely divided organic material

d.

all the above.

Discuss
Answer: (d).all the above.
Q119.
Pick up the correct statement from the following :

a.

Water with hardness upto 75 ppm is considered soft

b.

Water with hardness more than 200 ppm is considered hard

c.

Water needed for laundaries should contain hardness less than 75 ppm

d.

All the above.

Discuss
Answer: (d).All the above.
Q120.
The maximum pressure to which cast iron pipes may be subjected to, is

a.

3 kg/cm²

b.

5 kg/cm²

c.

7 kg/cm²

d.

10 kg/cm².

Discuss
Answer: (c).7 kg/cm²
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