Strength of Materials MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Strength of Materials, a fundamental topic in the field of Mechanical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Strength of Materials 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 Strength of Materials mcq questions that explore various aspects of Strength of Materials problems. Each MCQ is crafted to challenge your understanding of Strength of Materials principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Mechanical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Strength of Materials MCQs are your pathway to success in mastering this essential Mechanical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Strength of Materials. 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 Strength of Materials knowledge to the test? Let's get started with our carefully curated MCQs!

Strength of Materials MCQs | Page 12 of 44

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Q111.
In order to avoid sliding of masonry dam, the force of friction between the dam and soil should be at least __________ the total water pressure per metre length.

a.

equal to

b.

1.5 times

c.

double

d.

2.5 times

Discuss
Answer: (b).1.5 times
Q112.
In a beam subjected to pure bending, the intensity of stress in any fibre is __________ the distance of the fibre from the neutral axis.

a.

equal to

b.

less than

c.

more than

d.

directly proportional to

Discuss
Answer: (d).directly proportional to
Q113.
A simply supported beam 'A' of length l, breadth b and depth d carries a central load W. Another beam 'B' of the same dimensions carries a central load equal to 2 W. The deflection of beam 'B' will be __________ as that of beam 'A'.

a.

one-fourth

b.

one-half

c.

double

d.

four times

Discuss
Answer: (c).double
Q114.
Which of the following statement is correct?

a.

A continuous beam has only two supports at the ends.

b.

A uniformly distributed load spreads uniformly over the whole length of a beam.

c.

The bending moment is maximum where shear force is maximum.

d.

The maximum bending moment of a simply supported beam of length l with a central point load W is Wl/8.

Discuss
Answer: (b).A uniformly distributed load spreads uniformly over the whole length of a beam.
Q115.
The ratio of the largest load in a test to the original cross-sectional area of the test piece is called

a.

elastic limit

b.

yield stress

c.

ultimate stress

d.

breaking stress

Discuss
Answer: (c).ultimate stress
Q116.
According to Euler's column theory, the crippling load of a column is given by p = ฯ€2 EI/Cl2. In the Euler's formula, the value of C for a column with one end fixed and the other end free, is

a.

1/2

b.

1

c.

2

d.

4

Discuss
Answer: (d).4
Q117.
Which of the following statement is wrong?

a.

In the theory of simple bending, the assumption is that the plane sections before bending remains plane after bending.

b.

In a beam subjected to bending moment, the strain is directly proportional to the distance from the neutral axis.

c.

At the neutral axis of a beam, the bending stress is maximum.

d.

The bending stress in a beam is inversely proportional to the section modulus.

Discuss
Answer: (c).At the neutral axis of a beam, the bending stress is maximum.
Q118.
If the modulus of elasticity of a material is twice its modulus of rigidity, then the Poisson's ratio of the material is equal to zero.

a.

Correct

b.

Incorrect

c.

Can't say

d.

None of these

Discuss
Answer: (a).Correct
Q119.
A beam of T-section is subjected to a shear force of F. The maximum shear force will occur at the

a.

top of the section

b.

bottom of the section

c.

neutral axis of the section

d.

junction of web and flange

Discuss
Answer: (c).neutral axis of the section
Q120.
When there is no increase or decrease in shear force between two points, it indicates that there is no change in the bending moment between these points.

a.

True

b.

False

c.

Can't say

d.

None of these

Discuss
Answer: (b).False
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