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 11 of 48

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Q101.
In vibration isolation system, if ฯ‰/ฯ‰n < 2, then for all values of damping factor, the trans-missibility will be (where ฯ‰ = Angular speed of the system, ฯ‰n = Natural frequency of vibration of the system)
Discuss
Answer: (c).greater than unity
Q102.
When a point at the end of a link moves with constant angular velocity, its acceleration will have
Discuss
Answer: (a).radial component only
Q103.
The time taken by a particle for one complete oscillationis known as periodic time.
Discuss
Answer: (a).Agree
Q104.
The danger of breakage and vibration is maximum
Discuss
Answer: (b).near the critical speed
Q105.
The primary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given by (where m = Mass of reciprocating parts, ฯ‰ = Angular speed of crank, r = Radius of crank, ฮธ = Angle of inclination of crank with the line of stroke, and n = Ratio of the lengm of connecting rod to radius of crank)
Discuss
Answer: (b).m.ฯ‰².r cos ฮธ
Q106.
For two governors A and B, the lift of sleeve of governor A is more than that of governor B, for a given fractional change in speed. It indicates that
Discuss
Answer: (a).governor A is more sensitive than governor B
Q107.
The component of the acceleration, parallel to the velocity of the particle, at the given instant is called
Discuss
Answer: (b).tangential component
Q108.
In a multiple V-belt drive, if one of the belt is broken, then we should replace
Discuss
Answer: (b).all the belts
Q109.
Most of the engines, generally, do not require balancing of secondary forces and couples.
Discuss
Answer: (a).Right
Q110.
The secondary unbalanced force is maximum __________ in one revolution of the crank.
Discuss
Answer: (b).four times