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 15 of 44

Discover more Topics under Mechanical Engineering

Q141.
A reinforced cement concrete beam is considered to be made of

a.

homogeneous material

b.

hetrogeneous material

c.

composite material

d.

isotropic material

Discuss
Answer: (b).hetrogeneous material
Q142.
The ratio of bulk modulus to Young's modulus for a Poisson's ratio of 0.25 will be

a.

1/3

b.

2/3

c.

1

d.

3/2

Discuss
Answer: (b).2/3
Q143.
The bending moment diagram for a cantilever beam of length l and carrying a gradually varying load from zero at the free end and w per unit length at the fixed end is a parabolic curve.

a.

Agree

b.

Disagree

c.

Can't say

d.

None of these

Discuss
Answer: (a).Agree
Q144.
The bending moment diagram for a simply supported beam carrying a uniformly distributed load of w per unit length, will be

a.

a horizontal line

b.

a vertical line

c.

an inclined line

d.

a parabolic curve

Discuss
Answer: (d).a parabolic curve
Q145.
The bending moment at the centre of a simply supported beam with a gradually varying load from zero at both ends to w per metre at the centre is wl/4.

a.

Yes

b.

No

c.

Can't say

d.

None of these

Discuss
Answer: (b).No
Q146.
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
Q147.
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
Q148.
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.
Q149.
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
Q150.
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
Page 15 of 44