Heat Treatment MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Heat Treatment, a fundamental topic in the field of Engineering Materials. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Heat Treatment 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 Heat Treatment mcq questions that explore various aspects of Heat Treatment problems. Each MCQ is crafted to challenge your understanding of Heat Treatment principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Engineering Materials tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Heat Treatment MCQs are your pathway to success in mastering this essential Engineering Materials topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Heat Treatment. 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 Heat Treatment knowledge to the test? Let's get started with our carefully curated MCQs!

Heat Treatment MCQs | Page 5 of 14

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Q41.
Lower bainite is formed at ___________ temperature range.
Discuss
Answer: (c).350-250°C
Q42.
Which of the following factors do not affect the critical cooling rate?
Discuss
Answer: (c).Number or nature of grains
Q43.
For hardening of steel by quenching, the steel is cooled in __________
Discuss
Answer: (c).Oil bath
Q44.
The cooling rate must be _________ the critical cooling rate for hardening of steel by quenching.
Discuss
Answer: (a).Higher than
Q45.
Phase transformation during hardening transforms _________
Discuss
Answer: (b).FCC to BCT
Q46.
The slip does not occur in martensite due to the presence of _______ in the lattice.
Discuss
Answer: (c).Carbon
Q47.
The hardening process is carried out on ________ steel.
Discuss
Answer: (d).High carbon
Discuss
Answer: (c).Fast cooling results in high hardness
Discuss
Answer: (a).Smaller size results are high hardness
Q50.
___________ is defined as the ease of forming martensite.
Discuss
Answer: (b).Hardenability