Materials Strength MCQs

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

Materials Strength MCQs | Page 21 of 24

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Q201.
The effect of arching a beam, is

a.

to reduce the bending moment throughout

b.

to increase the bending moment throughout

c.

nothing on the bending throughout

d.

ail the above.

Discuss
Answer: (a).to reduce the bending moment throughout
Q202.
The phenomenon of slow growth of strain under a steady tensile stress, is called

a.

yielding

b.

creeping

c.

breaking

d.

none of these.

Discuss
Answer: (b).creeping
Q203.
Hooke's law states that stress and strain are

a.

directly proportional

b.

inversely proportional

c.

curvilinearly related

d.

none of these.

Discuss
Answer: (a).directly proportional
Q204.
A 8 metre long simply supported rectangular beam which carries a distributed load 45 kg/m. experiences a maximum fibre stress 160 kg/cm². If the moment of inertia of the beam is 640 cmโด, the overall depth of the beam is

a.

10 cm

b.

12 cm

c.

15 cm

d.

16 cm

Discuss
Answer: (a).10 cm
Q205.
If the depth of a simply supported beam carrying an isolated load at its centre, is doubled, the deflection of the beam at the centre will be changed by a factor of

a.

2

b.

1/2

c.

8

d.

1/8

Discuss
Answer: (d).1/8
Q206.
The equivalent length of a column fixed at one end and free at the other end, is

a.

0.5 l

b.

0.7 l

c.

l

d.

2 l

Discuss
Answer: (d).2 l
Q207.
A cast iron T section beam is subjected to pure bending. For maximum compressive stress to be three times the maximum tensile stress, centre of gravity of the section from flange side is

a.

h/4

b.

h/3

c.

h/2

d.

2/3 h.

Discuss
Answer: (a).h/4
Q208.
The equivalent length of a column fixed at both ends, is

a.

0.5 l

b.

0.7 l

c.

l

d.

2 l

Discuss
Answer: (a).0.5 l
Q209.
Shear deflection of a cantilever of length L, cross sectional area A and shear modulus G, under a concentrated load W at its free end, is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q210.
An open-ended cylinder of radius r and thickness t is subjected to internal pressure p. The Young's modulus for the material is E and Poisson's ratio is ฮผ. The longitudinal strain is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
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