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 30 of 31

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Q291.
The kinetic energy of a body __________ upon its mass and velocity.

a.

does not depend

b.

depends

c.

Can't say

d.

None of these

Discuss
Answer: (b).depends
Q292.
According to Newton's first law of motion,

a.

every body continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force

b.

the rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts

c.

to every action, there is always an equal and opposite reaction

d.

none of the above

Discuss
Answer: (a).every body continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force
Q293.
The moment of inertia of a square of side (a) about an axis through its centre of gravity is

a.

a⁴/4

b.

a⁴/8

c.

a⁴/12

d.

a⁴/36

Discuss
Answer: (c).a⁴/12
Q294.
The velocity ratio of a single purchase crab winch can be increased by

a.

increasing the length of the handle

b.

increasing the radius of the load drum

c.

increasing the number of teeth of the pinion

d.

all of the above

Discuss
Answer: (a).increasing the length of the handle
Q295.
The motion of a wheel of a car is

a.

purely translation

b.

purely rotational

c.

combined translation and rotational

d.

none of these

Discuss
Answer: (c).combined translation and rotational
Q296.
For any system of coplaner forces, the condition of equilibrium is that the

a.

algebraic sum of the horizontal components of all the forces should be zero

b.

algebraic sum of the vertical components of all the forces should be zero

c.

algebraic sum of moments of all the forces about any point should be zero

d.

all of the above

Discuss
Answer: (d).all of the above
Q297.
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
Q298.
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
Q299.
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
Q300.
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
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