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 45 of 48

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Q441.
The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity Ο‰1 rad/s in the clockwise direction and the link OB turns with angular velocity Ο‰2 rad/s in the anti-clockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O)
Discuss
Answer: (c).( Ο‰1 + Ο‰2)r
Q442.
When the two elements of a pair have __________ when in motion, it is said to a lower pair.
Discuss
Answer: (b).surface contact
Q443.
The sensitiveness of a governor depends upon the lift of the sleeve.
Discuss
Answer: (a).Right
Q444.
The ratio of maximum fluctuation of energy to the workdone per cycle is called
Discuss
Answer: (c).coefficient of fluctuation of energy
Q445.
In a steam engine, the earlier cut-off with a simple slide valve may be obtained by increasing the steam lap and the angle of advance of the eccentric but keeping constant the travel and lead of the valve, This method will
Discuss
Answer: (c).reduce maximum opening of port to steam
Q446.
The centre of suspension and centre of percussion are not interchangeable.
Discuss
Answer: (b).Incorrect
Q447.
The size of cam depends upon
Discuss
Answer: (a).base circle
Discuss
Answer: (d).are not held together mechanically
Q449.
The frictional torque transmitted in a flat collar bearing, considering uniform pressure, is (where r1 and r2 = External and internal radii of collar respectively)
Discuss
Answer: (a).(1/2) ΞΌ W (r₁ + rβ‚‚)
Discuss
Answer: (b).tanΞ±/tan (Ξ± +Ο†)