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 13 of 56

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Q121.
The average shear stress in the hollow shaft is smaller than the average shear stress in the solid shaft.
Discuss
Answer: (a).True
Q122.
The diameter of knuckle pin in a knuckle joint is usually taken as (where d = Diameter of the rod)
Discuss
Answer: (c).d
Q123.
The design of shafts made of brittle materials is based on
Discuss
Answer: (b).Rankine's theory
Q124.
According to Unwin's formula, the relation between the diameter of rivet hole (d) and the thickness of plate (t) is given by (where d and t are in mm)
Discuss
Answer: (d).d = 6 t
Q125.
In order to avoid tearing of the plate at an edge, the distance from the centre line of the rivet hole to the nearest edge of the plate should be equal to (where d = Diameter of rivet hole)
Discuss
Answer: (b).1.5 d
Q126.
The value of stress concentration factor depends upon
Discuss
Answer: (c).material and geometry of the part
Q127.
The sleeve or muff coupling is designed as a
Discuss
Answer: (d).hollow shaft
Q128.
A sliding bearing in which the working surfaces are completely separated from each other by lubricant is called zero film bearing.
Discuss
Answer: (b).False
Q129.
Screws used for power transmission should have
Discuss
Answer: (b).high efficiency
Q130.
The number of rivets in shear shall be equal to the number of rivets in crushing.
Discuss
Answer: (a).Correct