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 12 of 48

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Q111.
In under damped vibrating system, if x1 and x2 are the successive values of the amplitude on the same side of the mean position, then the logarithmic decrement is equal to

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q112.
For a twin cylinder V-engine, the crank positions for primary reverse cranks and secondary direct cranks are shown in the below figure. The engine is a
Discuss
Answer: (a).30° V-engine
Q113.
In order to double the period of a simple pendulum, the length of the string should be
Discuss
Answer: (c).quadrupled
Q114.
When a slider moves on a fixed link having curved surface, their instantaneous centre lies
Discuss
Answer: (b).at the centre of curvature
Q115.
Scotch yoke mechanism is used to generate
Discuss
Answer: (a).sine functions
Q116.
The unbalanced primary forces in a reciprocating engine are
Discuss
Answer: (b).balanced partially
Q117.
The balancing of a rigid rotor can be achieved by appropriately placing balancing masses in
Discuss
Answer: (b).two planes
Q118.
The frictional torque transmitted in a conical pivot bearing with assumption of uniform pressure is __________ as compared to uniform wear.
Discuss
Answer: (b).more
Discuss
Answer: (c).in order to have acceleration in beginning and retardation at the end of stroke within the finite limits
Q120.
In a steam engine, the earlier cut-off with a simple slide valve may be obtained by increasing the angle of advance of the eccentric but reducing the throw of the eccentric and keeping the steam lap and exhaust lap constant. This method will cause withdrawing or throttling of steam.
Discuss
Answer: (a).Agree