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 2 of 56

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Q11.
The taper on key is given on
Discuss
Answer: (b).top side only
Discuss
Answer: (b).the ratio of endurance limit without stress concentration to the endurance limit with stress concentration
Q13.
A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, The junction radius is 60 mm and the junction pressure is 1.1 N/mm². The maximum hoop stress developed in the inner cylinder is
Discuss
Answer: (c).7.2 N/mm² compression
Q14.
A connecting rod subjected to an axial load may buckle in the plane of motion of the connecting rod.
Discuss
Answer: (a).Correct
Q15.
In a turnbuckle, if one of the rods has left hand threads, then the other rod will have
Discuss
Answer: (a).right hand threads
Discuss
Answer: (c).move towards right of the bearing making no metal to metal contact
Q17.
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
Q18.
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
Q19.
The value of stress concentration factor depends upon
Discuss
Answer: (c).material and geometry of the part
Q20.
The sleeve or muff coupling is designed as a
Discuss
Answer: (d).hollow shaft