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 9 of 56

Q81.
In worm gears, the angle between the tangent to the pitch helix and an element of the cylinder, is known as
Discuss
Answer: (a).helix angle
Discuss
Answer: (b).for applying tension
Q83.
The bell crank levers used in railway signalling arrangement are of third type levers.
Discuss
Answer: (b).False
Q84.
When spring index increases, the value of Wahl's stress factor
Discuss
Answer: (d).increases exponentially
Discuss
Answer: (d).antifriction bearings
Q86.
The backlash for spur gears depends upon
Discuss
Answer: (d).both (a) and (b)
Q87.
The size of a gear is usually specified by
Discuss
Answer: (b).pitch circle diameter
Q88.
The circumferential and longitudinal strains in a cylindrical boiler under internal steam pressure are εc and εl respectively. The change in volume of the boiler cylinder per unit volume will be
Discuss
Answer: (b).2εc + εl
Q89.
The bearings of heavy series have capacity __________ over the medium series.
Discuss
Answer: (b).20 to 30%
Discuss
Answer: (d).all of the above