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 42 of 56

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Q411.
The endurance or fatigue limit is defined as the maximum value of the stress which a polished standard specimen can withstand without failure, for infinite number of cycles, when subjected to
Discuss
Answer: (d).completely reversed load
Q412.
A special case of ductility which permits materials to be rolled or hammered into thin sheets, is called
Discuss
Answer: (d).malleability
Discuss
Answer: (c).to keep the belt in centre on a pulley while it is in motion
Discuss
Answer: (c).50°C above lower critical temperature
Q415.
The effect of key ways on a shaft is to reduce its load carrying capacity and to increase its torsional rigidity.
Discuss
Answer: (b).False
Q416.
The efficiency of a riveted joint is equal to
Discuss
Answer: (d).least of Pt, Ps and Pc/P
Q417.
Which of the following formula is used in designing a connecting rod ?
Discuss
Answer: (b).Rankine's formula
Q418.
When a material is subjected to fatigue loading, the ratio of the endurance limit to the ultimate tensile strength is
Discuss
Answer: (c).0.50
Q419.
The lead angle of a worm is 22.5°. Its helix angle will be
Discuss
Answer: (c).67.5°
Discuss
Answer: (c).pitch angle - dedendum angle