Dam Design and Construction MCQs

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

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

Dam Design and Construction MCQs | Page 6 of 16

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Q51.
If the eccentricity of the resultant falls outside the middle third, the ultimate failure of the dam occurs by ______________

a.

tension

b.

crushing

c.

sliding

d.

overturning

Discuss
Answer: (a).tension
Q52.
What is the value of eccentricity for no tension condition in the dam?

a.

e < B/6

b.

e > B/6

c.

e > B/3

d.

e < B/3

Discuss
Answer: (a).e < B/6
Q53.
Calculate the top width of the dam if the height of water stored is 84m.

a.

5 m

b.

2.5 m

c.

5.55 m

d.

7.75 m

Discuss
Answer: (a).5 m
Q54.
In high dams, the safety against sliding should be checked only for friction.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q55.
For full reservoir condition in a gravity dam, the critical combination of vertical and horizontal earthquake accelerations to be considered for checking the stability is ________________________

a.

vertically upward and horizontally downstream

b.

vertically downward and horizontally downstream

c.

vertically upward and horizontally upstream

d.

vertically downward and horizontally upstream

Discuss
Answer: (b).vertically downward and horizontally downstream
Q56.
The base width of a solid gravity dam is 35 m and the specific gravity of dam material is 2.45. What is the approximate allowable height of the dam having an elementary profile without considering the uplift?

a.

64.68 m

b.

54.80 m

c.

164 m

d.

80 m

Discuss
Answer: (b).54.80 m
Q57.
A low gravity dam of elementary profile made up of concrete of relative density 2.57 and safe allowable stress of foundation material 4.2 MPa. What is the maximum height of the dam without considering the uplift force?

a.

120 m

b.

217 m

c.

279 m

d.

325 m

Discuss
Answer: (a).120 m
Q58.
The vertical stress at the toe was found to be 3.44 MPa at the base of the gravity dam section. If the downstream face of the dam has a slope of 0.617 horizontal: 1 vertical, the maximum principal stress at the toe of the dam when there is no tailwater is _______________

a.

1.7 MPa

b.

2.4 MPa

c.

3.6 MPa

d.

4.8 MPa

Discuss
Answer: (d).4.8 MPa
Q59.
What is the recommended value of shear friction factor against sliding?

a.

More than unity

b.

Less than unity

c.

More than 3 to 5

d.

Less than 3

Discuss
Answer: (c).More than 3 to 5
Q60.
The small openings made in the huge body of a concrete gravity dam such as sluices and inspection galleries can be assumed to be causing only local effects without any appreciable effect on the distribution of stresses as per the principle of_____________________

a.

Laplace

b.

St. Venant

c.

Reynold

d.

St. Francis

Discuss
Answer: (b).St. Venant
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