Theory of machines MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Theory of machines, 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 Theory of machines 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 Theory of machines mcq questions that explore various aspects of Theory of machines problems. Each MCQ is crafted to challenge your understanding of Theory of machines 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 Theory of machines 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 Theory of machines. 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 Theory of machines knowledge to the test? Let's get started with our carefully curated MCQs!

Theory of machines MCQs | Page 15 of 48

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Q141.
The sensitiveness of the governor __________ as the speed range decreases.

a.

remains unaffected

b.

decreases

c.

increases

d.

None of these

Discuss
Answer: (c).increases
Q142.
In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from

a.

50° - 60°

b.

60° - 70°

c.

70° - 80°

d.

80° - 90°

Discuss
Answer: (d).80° - 90°
Q143.
The working depth of a gear is the radial distance from the

a.

pitch circle to the bottom of a tooth

b.

pitch circle to the top of a tooth

c.

top of a tooth to the bottom of a tooth

d.

addendum circle to the clearance circle

Discuss
Answer: (d).addendum circle to the clearance circle
Q144.
The acceleration of a particle at any instant has two components i.e. radial component and tangential component. These two components will be

a.

parallel to each other

b.

perpendicular to each other

c.

inclined at 45°

d.

opposite to each other

Discuss
Answer: (b).perpendicular to each other
Q145.
When the axes of the first and last wheels are co-axial, then the train is known as

a.

simple train of wheels

b.

compound train of wheels

c.

reverted gear train

d.

epicyclic gear train

Discuss
Answer: (c).reverted gear train
Q146.
The primary unbalanced force is more than the secondary unbalanced force.

a.

True

b.

False

c.

Can't say

d.

None of these

Discuss
Answer: (a).True
Q147.
The cam and follower is an example of

a.

sliding pair

b.

rolling pair

c.

lower pair

d.

higher pair

Discuss
Answer: (d).higher pair
Q148.
Which of the following statement is correct?

a.

The power absorbed in operating the piston valve is less than D-slide valve.

b.

The wear of the piston valve is less than the wear of the D-slide valve.

c.

The D-slide valve is also called outside admission valve.

d.

all of the above

Discuss
Answer: (d).all of the above
Q149.
A point B on a rigid link AB moves with respect to A with angular velocity ฯ‰ rad/s. The radial component of the acceleration of B with respect to A, is (where vBA = Linear velocity of B with respect to A)

a.

vBA x AB

b.

vBA /AB

c.

v²BA

d.

v²BA /AB

Discuss
Answer: (d).v²BA /AB
Q150.
Critical damping is a function of

a.

mass and stiffness

b.

mass and damping coefficient

c.

mass and natural frequency

d.

damping coefficient and natural frequency

Discuss
Answer: (a).mass and stiffness
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