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 31 of 44

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Q301.
The bending moment diagram for a simply supported beam loaded in its centre is

a.

a right angled triangle

b.

an issoscles triangle

c.

an equilateral triangle

d.

a rectangle

Discuss
Answer: (b).an issoscles triangle
Q302.
A load which acts at a point on a beam is not called uniformly distributed load.

a.

Agree

b.

Disagree

c.

Can't say

d.

None of these

Discuss
Answer: (a).Agree
Q303.
The rectangular beam 'A ' has length l, width b and depth d. Another beam 'B' has the same width and depth but length is double that of 'A'. The elastic strength of beam 'B' will be __________ as compared to beam A.

a.

same

b.

one-halt

c.

one-fourth

d.

one-eighth

Discuss
Answer: (b).one-halt
Q304.
A tensile test is performed on a round bar. After fracture, it has been found that the diameter remains approximately same at fracture. The material under test was

a.

mild steel

b.

cast iron

c.

glass

d.

copper

Discuss
Answer: (b).cast iron
Q305.
In a simply supported beam carrying a uniformly distributed load w per unit length, the point of contraflexure

a.

lies in the centre of the beam

b.

lies at the ends of the beam

c.

depends upon the length of beam

d.

does not exist

Discuss
Answer: (d).does not exist
Q306.
Modulus of rigidity may be defined as the ratio of

a.

linear stress to lateral strain

b.

lateral strain to linear strain

c.

linear stress to linear strain

d.

shear stress to shear strain

Discuss
Answer: (d).shear stress to shear strain
Q307.
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 normal stress will be

a.

-100 MPa

b.

250 MPa

c.

300 MPa

d.

400 MPa

Discuss
Answer: (d).400 MPa
Q308.
A simply supported beam 'A' of length l, breadth b, and depth d carries a central point load W. Another beam 'B' has the same length and depth but its breadth is doubled. The deflection of beam 'B' will be __________ as compared to beam 'A'.

a.

one-fourth

b.

one-half

c.

double

d.

four times

Discuss
Answer: (b).one-half
Q309.
The moment of resistance of a balanced reinforced concrete beam is based on the stresses in

a.

steel only

b.

concrete only

c.

steel and concrete both

d.

none of these

Discuss
Answer: (c).steel and concrete both
Q310.
The load at which the column just buckles, is known as

a.

buckling load

b.

critical load

c.

crippling load

d.

any one of these

Discuss
Answer: (d).any one of these
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