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 1 of 56

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Q1.
The constant factor in case of R10 series of preferred numbers is
Discuss
Answer: (c).1.26
Q2.
The pipe joint mostly used for pipes carrying water at low pressures is
Discuss
Answer: (a).socket joint
Q3.
According to Guest's theory, the failure occurs at a point in a member when the maximum shear stress in a bi-axial stress system reaches the shear stress at elastic limit in simple tension test.
Discuss
Answer: (a).True
Q4.
Surface endurance limit of gear material is dependent upon its
Discuss
Answer: (c).brinell hardness number
Discuss
Answer: (a).in a direction perpendicular to the cam axis
Q6.
The square threads are not so strong as V-threads but they offer less frictional resistance to motion than Whitworth threads.
Discuss
Answer: (a).Correct
Q7.
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
Q8.
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
Q9.
The value of stress concentration factor depends upon
Discuss
Answer: (c).material and geometry of the part
Q10.
The sleeve or muff coupling is designed as a
Discuss
Answer: (d).hollow shaft