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 3 of 31

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Q21.
The maximum frictional force, which comes into play, when a body just begins to slide over the surface of the other body, is known as

a.

static friction

b.

dynamic friction

c.

limiting friction

d.

coefficient of friction

Discuss
Answer: (c).limiting friction
Q22.
The centre of gravity of an equilateral triangle with each side a, is __________ from any of the three sides.

a.

3a/2

b.

23a

c.

a/23

d.

32a

Discuss
Answer: (c).a/23
Q23.
The below figure shows the two equal forces at right angles acting at a point. The value of force R acting along their bisector and in opposite direction is

a.

P/2

b.

2P

c.

โˆš2P

d.

P/โˆš2

Discuss
Answer: (c).โˆš2P
Q24.
The moment of the force P about O as shown in the below figure is

a.

P x OA

b.

P x OB

c.

P x OC

d.

P x AC

Discuss
Answer: (c).P x OC
Q25.
Moment of inertia of a hollow circular section, as shown in the below figure about an axis perpendicular to the section, is __________ than that about X-X axis.

a.

two times

b.

same

c.

half

d.

None of the above

Discuss
Answer: (a).two times
Q26.
The time of flight (t) of a projectile on an upward inclined plane is(where u = Velocity of projection, ฮฑ = Angle of projection, and ฮฒ = Inclination of the plane with the horizontal.)

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q27.
Two bodies of masses m1,and m2 are hung from the ends of a rope, passing oyer a frictionless pulley as shown in the figure below. The acceleration of the string will be

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q28.
The distance, between the point of projection and the point where the projectile strikes the ground, is known as range.

a.

Correct

b.

Incorrect

c.

Can't say

d.

None of these

Discuss
Answer: (a).Correct
Q29.
The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is known as

a.

principle of independence of forces

b.

principle of resolution of forces

c.

principle of transmissibility of forces

d.

none of these

Discuss
Answer: (b).principle of resolution of forces
Q30.
The triangle law of forces states that if two forces acting simultaneously on a particle, be represented in magnitude and direction by the two sides of a triangle taken in order, then their resultant may be represented in magnitude and direction by the third side of a triangle, taken in opposite order.

a.

True

b.

False

c.

Can't say

d.

None of these

Discuss
Answer: (a).True
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