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 40 of 44

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Q391.
The maximum bending moment for the beam shown in the below figure, lies at a distance of __________ from the end B.

a.

l/2

b.

l/3

c.

I/√2

d.

I/√3

Discuss
Answer: (d).I/√3
Q392.
The polar moment of inertia of a hollow shaft of outer diameter (D) and inner diameter (d) is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q393.
In the below figure, the stress corresponding to point D is

a.

yield point stress

b.

breaking stress

c.

ultimate stress

d.

elastic limit

Discuss
Answer: (c).ultimate stress
Q394.
The polar modulus for a solid shaft of diameter (D) is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q395.
For a beam, as shown in the below figure, the maximum deflection lies at

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q396.
When a body is subjected to bi-axial stress i.e. direct stresses (σx) and (σy) in two mutually perpendicular planes accompanied by a simple shear stress (τxy), then minimum normal stress is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q397.
When a bar of length l and diameter d is rigidly fixed at the upper end and hanging freely, then the total elongation produced in the bar due to its own weight is (where w = Weight per unit volume of the bar)

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q398.
When a rectangular bar of length l, breadth b and thickness t is subjected to an axial pull of P, then linear strain (ε) is given by (where E = Modulus of elasticity)

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q399.
When a body is subjected to bi-axial stress i.e. direct stresses (σx) and (σy) in two mutually perpendicular planes accompanied by a simple shear stress (τxy), then maximum normal stress is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q400.
According to Euler's column theory, the crippling load for a column length (l) hinged at both ends, is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
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