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 20 of 44

Discover more Topics under Mechanical Engineering

Q191.
A body is subjected to a direct tensile stress of 300 MPa in one plane accompanied by a simple shear stress of 200 MPa. The maximum shear stress will be

a.

-100 MPa

b.

250 MPa

c.

300 MPa

d.

400 MPa

Discuss
Answer: (b).250 MPa
Q192.
In a thick cylindrical shell subjected to an internal pressure (p), the tangential stress is always a tensile stress where as the radial stress is a compressive stress

a.

Correct

b.

Incorrect

c.

Can't say

d.

None of these

Discuss
Answer: (a).Correct
Q193.
A column is said to be a short column, when

a.

its length is very small

b.

its cross-sectional area is small

c.

the ratio of its length to the least radhis of gyration is less than 80.

d.

the ratio of its length to the least radius of gyration is more than 80.

Discuss
Answer: (c).the ratio of its length to the least radhis of gyration is less than 80.
Q194.
In a thick cylindrical shell subjected to an internal pressure (p), the radial stress across the thickness of the cylinder is

a.

maximum at the outer surface and minimum at the inner surface

b.

maximum at the inner surface and minimum at the outer surface

c.

maximum at the outer surface and zero at the inner surface

d.

maximum at the inner surface arid zero at the outer surface

Discuss
Answer: (d).maximum at the inner surface arid zero at the outer surface
Q195.
In order to avoid tearing off the plate at an edge, the distance from the centre of the rivet hole to the nearest edge of the plate (i.e. margin) should be (where d = Diameter of rivet hole in mm)

a.

d

b.

1.5 d

c.

2 d

d.

2.5 d

Discuss
Answer: (b).1.5 d
Q196.
In a riveted joint, when the rivets in the various rows are opposite to each other, the joint is said to be

a.

chain riveted

b.

zig-zag riveted

c.

diamond riveted

d.

none of these

Discuss
Answer: (a).chain riveted
Q197.
The load required to produce a unit deflection in a spring is called

a.

flexural rigidity

b.

torsional rigidity

c.

spring stiffness

d.

Young's modulus

Discuss
Answer: (c).spring stiffness
Q198.
A pressure vessel is said to be a thin shell when it is made of thin sheets.

a.

Agree

b.

Disagree

c.

Can't say

d.

None of these

Discuss
Answer: (b).Disagree
Q199.
When a column is subjected to an eccentric load, the stress induced in the column will be

a.

direct stress only

b.

bending stress only

c.

shear stress only

d.

direct and bending stress both

Discuss
Answer: (d).direct and bending stress both
Q200.
Which of the following statement is wrong?

a.

The deformation of the bar per unit length in the direction of the force is called linear strain.

b.

The Poisson's ratio is the ratio of lateral strain to the linear strain.

c.

The ratio of change in volume to the original volume is called volumetric strain.

d.

The bulk modulus is the ratio of linear stress to the linear strain.

Discuss
Answer: (d).The bulk modulus is the ratio of linear stress to the linear strain.
Page 20 of 44