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.
A block of mass m1, placed on an inclined smooth plane is connected by a light string passing over a smooth pulley to mass m2, which moves vertically downwards as shown in the below figure. The tension in the string is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q29.
The centre of gravity of a trapezium with parallel sides a and b lies at a distance of y from the base b, as shown in the below figure. The value of y is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q30.
In the shown figure, the tension (T) in the string will be

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
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