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 48 of 48

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Q471.
The frequency of oscillation of a torsional pendulum is

a.

r/2πk. √(l/g)

b.

r/2πk. √(l/g)

c.

2πr/k. √(g/l)

d.

r/2πk. √(g/l)

Discuss
Answer: (d).r/2πk. √(g/l)
Q472.
A governor is said to be isochronous when range of speed is zero for all radii of rotation of the balls within the working range, neglecting friction.

a.

Yes

b.

No

c.

Can't say

d.

None of these

Discuss
Answer: (a).Yes
Q473.
An overdamped system, when disturbed from the equilibrium position, will not cross the equilibrium position.

a.

Right

b.

Wrong

c.

Can't say

d.

None of these

Discuss
Answer: (a).Right
Q474.
The efficiency of a screw jack is dependent upon the load raised or lowered.

a.

True

b.

False

c.

Can't say

d.

None of these

Discuss
Answer: (b).False
Q475.
The instantaneous centres, which moves as the mechanism moves but joints are of permanent nature, are called permanent instantaneous centres.

a.

Yes

b.

No

c.

Can't say

d.

None of these

Discuss
Answer: (a).Yes
Q476.
A pair is said to be a kinematic pair, if the relative motion between them is completely or successfully constrained.

a.

Correct

b.

Incorrect

c.

Can't say

d.

None of these

Discuss
Answer: (a).Correct
Q477.
The pitching of a ship is assumed to take place with simple harmonic motion.

a.

Yes

b.

No

c.

Can't say

d.

None of these

Discuss
Answer: (a).Yes
Q478.
The natural frequency of free transverse vibrations due to uniformly distributed load acting over a simply supported shaft is (where ÎīS = Static deflection of simply supported shaft due to uniformly distributed load)

a.

0.4985/ √ÎīS

b.

0.5615/ √ÎīS

c.

0.571/ √ÎīS

d.

0.6253/ √ÎīS

Discuss
Answer: (b).0.5615/ √ÎīS
Q479.
A motor car moving at a certain speed takes a left turn in a curved path. If the engine rotates in the same direction as that of wheels, men due to centrifugal force

a.

the reaction on me inner wheels increases and on the outer wheels decreases

b.

the reaction on the outer wheels increases and on the inner wheels decreases

c.

the reaction on the front wheels increases and on the rear wheels decreases

d.

the reaction on the rear wheels increases and on the front wheels decreases

Discuss
Answer: (b).the reaction on the outer wheels increases and on the inner wheels decreases
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