Engineering Mechanics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Engineering Mechanics, 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 Engineering Mechanics 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 Engineering Mechanics mcq questions that explore various aspects of Engineering Mechanics problems. Each MCQ is crafted to challenge your understanding of Engineering Mechanics 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 Engineering Mechanics 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 Engineering Mechanics. 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 Engineering Mechanics knowledge to the test? Let's get started with our carefully curated MCQs!

Engineering Mechanics MCQs | Page 2 of 31

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Q11.
Work done is said to be zero, when

a.

some force acts on a body, but displacement is zero

b.

no force acts on a body but some displacement takes place

c.

either (a) or (b)

d.

none of the above

Discuss
Answer: (c).either (a) or (b)
Q12.
The force which acts along the radius of a circle and directed away from the centre of the circle is called centrifugal force.

a.

Agree

b.

Disagree

c.

Can't say

d.

None of these

Discuss
Answer: (a).Agree
Q13.
One watt is equal to

a.

0.1 joule/s

b.

1 joule/s

c.

10 joules/s

d.

100 joules/s

Discuss
Answer: (b).1 joule/s
Q14.
two like parallel forces are acting at a distance of 24 mm apart and their resultant is 20 N. It the line of action of the resultant is 6 mm from any given force, the two forces are

a.

15 N and 5 N

b.

20 N and 5 N

c.

15 N and 15 N

d.

none of these

Discuss
Answer: (a).15 N and 5 N
Q15.
If two bodies having masses m1 and m2 (m1>m2) have equal kinetic energies, the momentum of body having mass m1 is __________ the momentum of body having mass m2.

a.

equal to

b.

less than

c.

greater than

d.

None of these

Discuss
Answer: (c).greater than
Q16.
The velocity ratio in case of an inclined plane inclined at angle ΞΈ to the horizontal and weight being pulled up the inclined plane by vertical effort is

a.

sin ΞΈ

b.

cos ΞΈ

c.

tan ΞΈ

d.

cosec ΞΈ

Discuss
Answer: (a).sin ΞΈ
Q17.
The range of projectile on a downward inclined plane is __________ the range on upward inclined plane for the same velocity of projection and angle of projection.

a.

less than

b.

more than

c.

equal to

d.

None of these

Discuss
Answer: (b).more than
Q18.
The angle of inclination of a vehicle when moving along a circular path __________ upon its mass.

a.

depends

b.

does not depend

c.

Can't say

d.

None of these

Discuss
Answer: (b).does not depend
Q19.
A body of weight W is required to move up on rough inclined plane whose angle of inclination with the horizontal is α. The effort applied parallel to the plane is given by(where μ = tanφ = Coefficient of friction between the plane and the body.)

a.

P = W tanΞ±

b.

P = W tan(Ξ± + Ο†)

c.

P = W (sinΞ± + ΞΌcosΞ±)

d.

P = W (cosΞ± + ΞΌsinΞ±)

Discuss
Answer: (c).P = W (sinΞ± + ΞΌcosΞ±)
Q20.
If the resultant of two equal forces has the same magnitude as either of the forces, then the angle between the two forces is

a.

30°

b.

60°

c.

90°

d.

120°

Discuss
Answer: (d).120°
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