Theory of Structures MCQs

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

Theory of Structures MCQs | Page 13 of 18

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Q121.
If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span,

a.

horizontal thrust is wl²/8h

b.

S.F. will be zero throughout

c.

B.M. will be zero throughout

d.

all the above.

Discuss
Answer: (d).all the above.
Q122.
Co-efficient of wind resistance of a circular surface, is

a.

1/2

b.

1/3

c.

2/3

d.

3/2

Discuss
Answer: (c).2/3
Q123.
Pick up the correct statement from the following:

a.

For a uniformly distributed load, the shear force varies linearly

b.

For a uniformly distributed load, B.M. curve is a parabola

c.

For a load varying linearly, the shear force curve is a parabola

d.

All the above.

Discuss
Answer: (d).All the above.
Q124.
The ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is

a.

1.0

b.

1.5

c.

2.0

d.

3.0

Discuss
Answer: (d).3.0
Q125.
The equivalent length of a column of length L, having both the ends hinged, is

a.

2L

b.

L

c.

L/2

d.

L/√2

Discuss
Answer: (b).L
Q126.
A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100°C. If αsteel = 0.000012/C°, Esteel = 0.2 MN/mm², the tensile force developed at a temperature of 50°C, is

a.

80 N/mm²

b.

100 N/mm²

c.

120 N/mm²

d.

150 N/mm²

Discuss
Answer: (c).120 N/mm²
Q127.
The ratio of circumferential stress to the longitudinal stress in the walls of a cylindrical shell, due to flowing liquid, is

a.

1/2

b.

1

c.

1.5

d.

2

Discuss
Answer: (d).2
Q128.
The locus of reaction of a two hinged semi-circular arch, is

a.

straight line

b.

parabola

c.

circle

d.

hyperbola.

Discuss
Answer: (a).straight line
Q129.
The ratio of the area of cross-section of a circular section to the area of its core, is

a.

4

b.

8

c.

12

d.

16

Discuss
Answer: (d).16
Q130.
The yield moment of a cross section is defined as the moment that will just produce the yield stress in

a.

the outer most fibre of the section

b.

the inner most fibre of the section

c.

the neutral fibre of the section

d.

the fibre everywhere

Discuss
Answer: (a).the outer most fibre of the section
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