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

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Q21.
The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load l t per horizontal length, is (where Ic is the M.I. at the crown, which varies as the slope of the arch).

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q22.
For permissible shear stress fs, the torque transmitted by a thin tube of mean diameter D and wall thickness t, is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q23.
The following is the equation for Euler's crippling load if

a.

both the ends are fixed

b.

both the ends are hinged

c.

one end is fixed and other end is free

d.

one end is fixed and other end is hinged

Discuss
Answer: (b).both the ends are hinged
Q24.
A simply supported uniform rectangular bar breadth b, depth d and length L, carries an isolated load W at its mid-span. The same bar experiences an extension e under same tensile load. The ratio of the maximum deflection to the elongation, is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q25.
The ratio of tangential and normal components of a stress on an inclined plane through ฮธ° to the direction of the force, is :

a.

sin ฮธ

b.

cos ฮธ

c.

tan ฮธ

d.

cos ฮธ

Discuss
Answer: (c).tan ฮธ
Q26.
The ratio of crippling loads of a column having both the ends fixed to the column having both the ends hinged, is

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (d).4
Q27.
Maximum strain theory for the failure of a material at the elastic limit, is known as

a.

Guest's or Trecas' theory

b.

St. Venant's theory

c.

Rankine's theory

d.

Haig's theory

Discuss
Answer: (b).St. Venant's theory
Q28.
A cantilever of length L is subjected to a bending moment M at its free end. If EI is the flexural rigidity of the section, the deflection of the free end, is

a.

ML/EI

b.

ML/2EI

c.

ML²/2EI

d.

ML²/3EI

Discuss
Answer: (d).ML²/3EI
Q29.
The maximum bending moment for a simply supported beam with a uniformly distributed load w/unit length, is

a.

wI/2

b.

wI²/4

c.

wI²/8

d.

wI²/12

Discuss
Answer: (c).wI²/8
Q30.
A composite beam is composed of two equal strips one of brass and other of steel. If the temperature is raised

a.

steel experiences tensile force

b.

brass experiences compressive force

c.

composite beam gets subjected to a couple

d.

All the above.

Discuss
Answer: (d).All the above.
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