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!

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Theory of Structures MCQs | Page 14 of 18

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Q131.
m1 and m2 are the members of two individual simple trusses of a compound truss. The compound truss will be rigid and determinate if

a.

m = m1 + m2

b.

m = m1 + m2 + 1

c.

m = m1 + m2 + 2

d.

m = m1 + m2 + 3

Discuss
Answer: (d).m = m1 + m2 + 3
Q132.
In case of a simply supported I-section beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is

a.

L/2

b.

L/3

c.

L/5

d.

L/5

Discuss
Answer: (d).L/5
Q133.
A simply supported beam A carries a point load at its midspan. An other identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be

a.

2/3

b.

3/2

c.

5/8

d.

8/5

Discuss
Answer: (d).8/5
Q134.
The strain energy due to volumetric strain

a.

is directly proportional to the volume

b.

is directly proportional to the square of exerted pressure

c.

is inversely proportional to Bulk modulus

d.

all the above.

Discuss
Answer: (d).all the above.
Q135.
Pick up the correct statement from the following:

a.

In a loaded beam, the moment at which the first yield occurs is called yield moment

b.

In a loaded beam, the moment at which the entire section of the beam becomes fully plastic, is called plastic moment

c.

In a fully plastic stage of the beam, the neutral axis divides the section in two sections of equal area

d.

All the above.

Discuss
Answer: (d).All the above.
Q136.
The maximum magnitude of shear stress due to shear force F on a rectangular section of area A at the neutral axis, is

a.

F/A

b.

F/2A

c.

3F/2A

d.

2F/3A

Discuss
Answer: (c).3F/2A
Q137.
A concentrated load P is supported by the free end of a quadrantal ring AB whose end B is fixed. The ratio of the vertical to horizontal deflections of the end A, is

a.

ฯ€

b.

ฯ€/2

c.

ฯ€/3

d.

ฯ€/4

Discuss
Answer: (b).ฯ€/2
Q138.
Stress may be defined as

a.

force per unit length

b.

force per unit volume

c.

force per unit area

d.

none of these.

Discuss
Answer: (c).force per unit area
Q139.
Total strain energy theory for the failure of a material at elastic limit, is known

a.

Guest's or Trecas' theory

b.

St. Venant's theory

c.

Rankine's theory

d.

Haig's theory

Discuss
Answer: (d).Haig's theory
Q140.
Stress may be expressed in Newtons

a.

per millimetre square (N/mm²)

b.

per centimetre square (N/cm²)

c.

per metre square (N/m²)

d.

All of the above.

Discuss
Answer: (d).All of the above.
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