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 29 of 31

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Q281.
The velocity ratio of a differential wheel and axle with D as the diameter of effort wheel and d1,and d2 as the diameters of larger and smaller axles respectively, is

a.

D/(dโ‚ + dโ‚‚)

b.

D/(dโ‚ - dโ‚‚)

c.

2D/(dโ‚ + dโ‚‚)

d.

2D/(dโ‚ - dโ‚‚)

Discuss
Answer: (d).2D/(dโ‚ - dโ‚‚)
Q282.
When a body of mass moment of inertia I (about a given axis) is rotated about that axis with an angular velocity to, then the kinetic energy of rotation is

a.

Iฯ‰

b.

Iฯ‰²

c.

0.5Iฯ‰

d.

0.5Iฯ‰²

Discuss
Answer: (b).0.5Iฯ‰2
Q283.
The force applied on a body of mass 100 kg to produce an acceleration of 5 m/s², is

a.

20N

b.

100N

c.

500N

d.

none of these

Discuss
Answer: (c).500N
Q284.
The motion of the body from one extremity to the other is known as a beat.

a.

Agree

b.

Disagree

c.

Can't say

d.

None of these

Discuss
Answer: (a).Agree
Q285.
The centre of gravity of a rectangle lies at a point where its two diagonals meet each other.

a.

Agree

b.

Disagree

c.

Can't say

d.

None of these

Discuss
Answer: (a).Agree
Q286.
A framed structure is perfect, if the number of members are __________ (2j - 3), where j is the number of joints.

a.

equal to

b.

less than

c.

greater than

d.

either (b) or (c)

Discuss
Answer: (a).equal to
Q287.
Two equal and opposite parallel forces whose lines of action are different, can be replaced by a single force parallel to the given forces.

a.

Correct

b.

Incorrect

c.

Can't say

d.

None of these

Discuss
Answer: (b).Incorrect
Q288.
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
Q289.
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
Q290.
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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