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 28 of 31

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Q271.
The ratio of static friction to dynamic friction is always

a.

equal to one

b.

less than one

c.

greater than one

d.

none of these

Discuss
Answer: (c).greater than one
Q272.
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
Q273.
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
Q274.
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
Q275.
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
Q276.
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
Q277.
A science teacher claimed that Newton's third law of motion is involved while studying the motion of rockets. His statement is

a.

justified

b.

not justified

c.

Can't say

d.

None of these

Discuss
Answer: (a).justified
Q278.
One kg force is equal to

a.

7.8 N

b.

8.9 N

c.

9.8 N

d.

12 N

Discuss
Answer: (c).9.8 N
Q279.
Coefficient of friction depends upon

a.

area of contact only

b.

nature of surface only

c.

both (a) and (b)

d.

none of these

Discuss
Answer: (b).nature of surface only
Q280.
Which of the following statement is correct?

a.

The algebraic sum of the forces, constituting the couple is zero.

b.

The algebraic sum of the forces, constituting the couple, about any point is the same.

c.

A couple cannot be balanced by a single force but can be balanced only by a couple of opposite sense.

d.

all of the above

Discuss
Answer: (d).all of the above
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