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 3 of 18

Discover more Topics under Civil Engineering

Q21.
If a concrete column 200 x 200 mm in cross-section is reinforced with four steel bars of 1200 mm² total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm² and Es is 15 Ec

a.

264 MN

b.

274 MN

c.

284 MN

d.

294 MN

Discuss
Answer: (c).284 MN
Q22.
A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm², the bending strain energy stored in the bar, is

a.

411 N mm

b.

511 N mm

c.

611 Nmm

d.

711 N mm

Discuss
Answer: (c).611 Nmm
Q23.
A close coil helical spring when subjected to a moment M having its axis along the axis of the helix

a.

it is subjected to pure bending

b.

its mean diameter will decrease

c.

its number of coils will increase

d.

all the above.

Discuss
Answer: (a).it is subjected to pure bending
Q24.
Two bars, one of steel and the other of copper having areas of cross-sections As and Ac, coefficient of expansion ฮฑs and ฮฑc and Young's Modulii Es and Es are rigidly connected together at the ends and subjected to temperature change of t°. If the length of the bars initially is L, the final extension ฮด of the two bars at t° temperature is given by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q25.
The force in AD of the truss shown in given figure, is

a.

4.0t compression

b.

3.0t compression

c.

0.5t compression

d.

0.5t tension

Discuss
Answer: (c).0.5t compression
Q26.
Pick up the correct statement from the following:

a.

A

b.

Both A and B

c.

Both C and D

d.

All of these

Discuss
Answer: (d).All of these
Q27.
The general expression for the B.M. of a beam of length l is the beam carries

a.

a uniformly distributed load w/unit length

b.

a load varying linearly from zero at one end to w at the other end

c.

an isolated load at mid span

d.

none of these

Discuss
Answer: (a).a uniformly distributed load w/unit length
Q28.
The maximum B.M. due to an isolated load in a three hinged parabolic arch, (span l, rise h) having one of its hinges at the crown, occurs on either side of the crown at a distance

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q29.
The vertical reaction for the arch is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q30.
A bar of square section of area a² is held such that its one of its diameters is vertical. The maximum shear stress will develop at a depth h where h is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Page 3 of 18