Machine Design MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Machine Design, 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 Machine Design 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 Machine Design mcq questions that explore various aspects of Machine Design problems. Each MCQ is crafted to challenge your understanding of Machine Design 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 Machine Design 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 Machine Design. 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 Machine Design knowledge to the test? Let's get started with our carefully curated MCQs!

Machine Design MCQs | Page 8 of 56

Q71.
In helical gears, the right hand helixes on one gear will mesh __________ helixes on the other gear.
Discuss
Answer: (b).left hand
Q72.
A connecting rod is designed as a
Discuss
Answer: (c).strut
Q73.
The cross-section of the arm of a bell crank lever is
Discuss
Answer: (d).any one of these
Q74.
The rocker arms in internal combustion engines are of first type levers.
Discuss
Answer: (a).Correct
Q75.
A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be
Discuss
Answer: (b).2.8
Q76.
The longitudinal stress is __________ of the circumferential stress.
Discuss
Answer: (a).one-half
Discuss
Answer: (c).20° stub system
Discuss
Answer: (b).friction angle is more than helix angle
Q79.
The maximum shear stress theory is used for
Discuss
Answer: (b).ductile materials
Q80.
In a crossed belt drive, the shafts are arranged parallel and rotate in the same directions.
Discuss
Answer: (b).Incorrect