Irrigation MCQs

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

Irrigation MCQs | Page 9 of 15

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Q81.
Bed bars in a canal are provided

a.

to watch the general behaviour of canal

b.

to measure the discharge

c.

to raise the supply level

d.

to control the silting

Discuss
Answer: (a).to watch the general behaviour of canal
Q82.
The most suitable location of a canal head work, is

a.

boulders stage of the river

b.

delta stage of the river

c.

rock stage of the river

d.

trough stage of the river.

Discuss
Answer: (d).trough stage of the river.
Q83.
The optimum depth of kor watering for a rice crop, is

a.

23.0 cm

b.

19.0 cm

c.

17.5 cm

d.

13.5 cm

Discuss
Answer: (b).19.0 cm
Q84.
Bligh's theory of seepage assumes

a.

equal weightage to the horizontal and vertical creep

b.

more weightage to horizontal creep than vertical creep

c.

less weightage to horizontal creep than vertical creep

d.

loss of head follows the sine curve.

Discuss
Answer: (a).equal weightage to the horizontal and vertical creep
Q85.
The Lacey's regime velocity is proportional to

a.

R^1/2 S^3/4

b.

Q^3/4 S^1/3

c.

R^3/4 S^1/3

d.

R^2/3 S^1/2

Discuss
Answer: (c).R^3/4 S^1/3
Q86.
A hydraulic jump is generally formed when a stream moving with

a.

a hyper-critical velocity meets a stream moving with a critical velocity

b.

a hyper-critical velocity meets a stream moving with a hyper-critical velocity

c.

A hyper-critical velocity meets a stream moving with a sub-critical velocity

d.

a sub-critical velocity meets a stream moving with a hyper-critical velocity.

Discuss
Answer: (c).A hyper-critical velocity meets a stream moving with a sub-critical velocity
Q87.
For a unique design of a channel by Kennedy's theory

a.

its breadth must only be known

b.

its depth must only be known

c.

its breadth and depth ratio must only be known

d.

all the above.

Discuss
Answer: (c).its breadth and depth ratio must only be known
Q88.
The useful moisture of soil, is equal to its

a.

field capacity

b.

saturation capacity

c.

moisture content at permanent wilting point

d.

difference between filed capacity and permanent wilting point within the root zone of plants.

Discuss
Answer: (d).difference between filed capacity and permanent wilting point within the root zone of plants.
Q89.
Canals taken off from ice-fed perennial rivers, are known

a.

permanent canals

b.

ridge canals

c.

perennial canals

d.

inundation canals

Discuss
Answer: (c).perennial canals
Q90.
The down stream expansion head of a guide bank is extended to subtend an angle at the centre, equal to

a.

30°

b.

45°

c.

60°

d.

90°

Discuss
Answer: (b).45°
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