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 5 of 48

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Q41.
The swaying couple is maximum or minimum when the angle of inclination of the crank to the line of stroke (ฮธ) is equal to
Discuss
Answer: (b).45° and 225°
Q42.
The pressure angle of a cam is the angle between the direction of the follower motion and a normal to the
Discuss
Answer: (c).pitch curve
Q43.
A pair of friction discs is an example of rolling pair.
Discuss
Answer: (b).False
Discuss
Answer: (c).both (a) and (b)
Q45.
In a screw jack, the effort required to lower the load W is given by
Discuss
Answer: (c).P = W tan(ฯ† - ฮฑ)
Q46.
An automobile steering gear is an example of
Discuss
Answer: (c).lower pair
Q47.
If ฯ‰/ฯ‰n is very high for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach
Discuss
Answer: (c).180°
Discuss
Answer: (a).total lift, total angle of lift, minimum radius of cam and cam speed
Q49.
When the relation between the controlling force (Fc) and radius of rotation (r) for a spring controlled governor is Fc = ar + b, then the governor will be
Discuss
Answer: (b).unstable
Q50.
The factor which affects the critical speed of a shaft is
Discuss
Answer: (d).all of these