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 6 of 44

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Q51.
A rectangular beam subjected to a bending moment is shown in the below figure. The upper layer of the beam will be in tension.

a.

True

b.

False

c.

May be true or false

d.

Can't say

Discuss
Answer: (b).False
Q52.
For a beam, as shown in the below figure, the deflection at C is (where E = Young's modulus for the beam material, and I = Moment of inertia of the beam section. )

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q53.
In a stress-strain diagram as shown in the below figure, the curve A represents

a.

mild steel

b.

soft brass

c.

low carbon steel

d.

cold rolled steel

Discuss
Answer: (b).soft brass
Q54.
A ship with jet propulsion draws water through inlet orifices at right angles to the direction of its motion. The propelling force of the jet is (where a = Area of the jet, Vr = Relative velocity of the jet and ship = V + v, v = Velocity of the ship, and V = Velocity of the jet issuing from the ship)

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q55.
For the beam shown in the below figure, the shear force at A is equal to

a.

wl/6

b.

wl/3

c.

wl

d.

2 wl/3

Discuss
Answer: (b).wl/3
Q56.
The given figure shows the Mohr's circle of stress for two unequal and like principal stresses (ฯƒx and ฯƒy) acting at a body across two mutually perpendicular planes. The normal stress on an oblique section making an angle ฮธ with the minor principle plane is given by

a.

OC

b.

OP

c.

OQ

d.

PQ

Discuss
Answer: (c).OQ
Q57.
In the below figure, the point E represents the maximum stress.

a.

True

b.

False

c.

May be true or false

d.

Can't say

Discuss
Answer: (b).False
Q58.
The radius of the Mohr 's circle in the given figure is equal to

a.

sum of two principal stresses

b.

difference of two principal stresses

c.

half the sum of two principal stresses

d.

half the difference of two principal stresses

Discuss
Answer: (d).half the difference of two principal stresses
Q59.
In the below figure, the point C represents

a.

elastic limit

b.

upper yield point

c.

lower yield point

d.

breaking point

Discuss
Answer: (c).lower yield point
Q60.
For the beam shown in the below figure, the shear force diagram between A and B is

a.

a horizontal line

b.

a vertical line

c.

an inclined line

d.

a parabolic curve

Discuss
Answer: (d).a parabolic curve
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