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 46 of 48

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Q451.
The ratio of the driving tensions for V-belts is __________ times that of flat belts. (where ฮฒ = Semi-angle of the groove)
Discuss
Answer: (c).cosec ฮฒ
Q452.
The secondary unbalanced force is __________ the primary unbalanced force.
Discuss
Answer: (d).1/n times
Discuss
Answer: (d).both (a) and (b)
Q454.
The two links are said to have a pure rolling contact, when their instantaneous centre __________ on their point of contact.
Discuss
Answer: (a).lies
Q455.
One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by (where ฮด = Deflection of the spring)
Discuss
Answer: (b).1/2ฯ€. โˆš(g/ฮด)
Q456.
The brake commonly used in motor cars is internal expanding brake.
Discuss
Answer: (a).True
Discuss
Answer: (c).both (a) and (b)
Q458.
A point B on a rigid link AB moves with respect to A with angular velocity ฯ‰ rad/s. The total acceleration of B with respect to A will be equal to
Discuss
Answer: (c).vector sum of radial component and tangential component
Q459.
A spring controlled governor is said to be stable if the controlling force line when produced intersects the Y-axis
Discuss
Answer: (b).below the origin
Q460.
When the radius of rotation of balls __________ as the equilibrium speed increases, the governor is said to be unstable.
Discuss
Answer: (b).decreases