Constitution of Alloys and Phase Diagrams MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Constitution of Alloys and Phase Diagrams, 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 Constitution of Alloys and Phase Diagrams 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 Constitution of Alloys and Phase Diagrams mcq questions that explore various aspects of Constitution of Alloys and Phase Diagrams problems. Each MCQ is crafted to challenge your understanding of Constitution of Alloys and Phase Diagrams 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 Constitution of Alloys and Phase Diagrams MCQs are your pathway to success in mastering this essential Engineering Materials topic.

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Constitution of Alloys and Phase Diagrams MCQs | Page 3 of 5

Q21.
___________ is a eutectic mixture of α iron and Fe₃C.
Discuss
Answer: (c).Ledeburite
Q22.
The eutectic point in the iron-iron carbide phase diagram occurs at __________ weight % composition of carbon.
Discuss
Answer: (d).4.30
Q23.
At what temperature does δ ferrite melt?
Discuss
Answer: (d).2800 F
Q24.
What is the solubility of α ferrite at 0°C?
Discuss
Answer: (c).0.005%
Q25.
What is the crystal structure of austenite upon heating?
Discuss
Answer: (b).Face-centered cubic
Q26.
How much iron does cementite contain?
Discuss
Answer: (d).93.3%
Q27.
What is the maximum solubility of carbon in austenite at 1148°C?
Discuss
Answer: (c).2.08%
Q28.
At what temperature does peritectic reaction occur?
Discuss
Answer: (b).1495°C
Q29.
Peritectic reactions are applicable for carbon contents up to _________
Discuss
Answer: (c).0.55%
Q30.
How much austenite does eutectic reaction form?
Discuss
Answer: (a).4.3%
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