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 53 of 56

Q521.
When carbon in the cast iron is in the form of cementite, the cast iron will be of white colour.
Discuss
Answer: (a).Correct
Q522.
A type of brake commonly used in motor cars is a
Discuss
Answer: (d).internal expanding brake
Q523.
In a nut and bolt, the diameter at which the ridges on the bolt are in complete touch with the ridges of the corresponding nut, is called pitch diameter.
Discuss
Answer: (a).Correct
Discuss
Answer: (b).always in double shear
Q525.
For a bevel gear having the pitch angle θ , the ratio of formative number of teeth (TE) to actual number of teeth (T) is
Discuss
Answer: (b).1/cos θ
Q526.
The modulus of elasticity for mild steel is approximately equal to
Discuss
Answer: (d).210 kN/mm²
Q527.
A connecting rod subjected to an axial load may buckle with
Discuss
Answer: (c).X-axis or Y-axis as neutral axis
Q528.
When the lubricant is forced between the journal and the bearing by external pressure, the bearing is called hydrostatic lubricated bearing.
Discuss
Answer: (a).Agree
Q529.
Crushing resistance required to crush the rivet per pitch length is
Discuss
Answer: (c).n.d.t.σc
Q530.
Tearing resistance required to tear off the plate per pitch length is (where p = Pitch of rivets, d = Dia. of rivet hole, and σt = Permissible tensile stress for plate material)
Discuss
Answer: (d).(p - d)t.σt