Engineering Materials MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Engineering Materials, 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 Engineering Materials 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 Engineering Materials mcq questions that explore various aspects of Engineering Materials problems. Each MCQ is crafted to challenge your understanding of Engineering Materials 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 Engineering Materials 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 Engineering Materials. 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 Engineering Materials knowledge to the test? Let's get started with our carefully curated MCQs!

Engineering Materials MCQs | Page 17 of 29

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Q161.
When a steel containing less than 0.8% carbon is cooled slowly from temperatures above or within the critical range, it consists of
Discuss
Answer: (c).ferrite and pearlite
Q162.
Eutectoid reaction occurs at
Discuss
Answer: (b).723°C
Q163.
The addition of copper to aluminium possesses maximum strength after heat treatment and age-hardening
Discuss
Answer: (a).Correct
Q164.
Nickel when added to copper improves
Discuss
Answer: (b).hardness
Q165.
When filing or machining cast iron makes our hands black, then it shows that __________ is present in cast iron.
Discuss
Answer: (b).free graphite
Q166.
According to Indian standard specifications, a plain carbon steel designated by 40 C8 means that the carbon content is
Discuss
Answer: (b).0.35 to 0.45%
Discuss
Answer: (d).all of these
Q168.
In iron, the presence of carbon in free form is called graphite.
Discuss
Answer: (a).Agree
Q169.
In a body centred cubic space lattice, there are nine atoms out of which eight atoms are located at the corners of the cube and one atom at its centre.
Discuss
Answer: (a).Yes
Q170.
The bond formed by transferring electrons from one atom to another is called
Discuss
Answer: (a).ionic bond