Explore topic-wise MCQs in Engineering Materials and Metallurgy.

This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Materials and Metallurgy knowledge and support exam preparation. Choose a topic below to get started.

1.

What is the glass transition temperature of Nylon 6,6?

A. -120<sup>o</sup>C
B. 50<sup>o</sup>C
C. 85<sup>o</sup>C
D. 210<sup>o</sup>C
Answer» C. 85<sup>o</sup>C
Discussion
2.

Which of the following does not affects the pattern of segregation?

A. Freezing rate
B. Motion of crystals
C. Rate of solidification
D. Model of development of grain structure
Answer» D. Model of development of grain structure
Discussion
3.

Micro-segregation pattern can be identified using ________ technique.

A. Positron emission radiography
B. Single photon emission computed tomography
C. Magnetic resonance imaging
D. Autoradiography
Answer» E.
Discussion
4.

Where does the solidification in a phase diagram start?

A. Liquidus line
B. Solidus line
C. At equilibrium
D. At freezing point
Answer» B. Solidus line
Discussion
5.

How is the critical radius of particles calculated?

A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-campus-interviews-q3a.png"><img alt="The critical radius of particles calculated - option a" class="size-full wp-image-239234" height="41" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-campus-interviews-q3a.png" width="28"/></a>
B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-campus-interviews-q3b.png"><img alt="The critical radius of particles calculated - option b" class="size-full wp-image-239235" height="39" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-campus-interviews-q3b.png" width="27"/></a>
C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-campus-interviews-q3c.png"><img alt="The critical radius of particles calculated - option c" class="size-full wp-image-239236" height="36" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-campus-interviews-q3c.png" width="23"/></a>
D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-campus-interviews-q3d.png"><img alt="The critical radius of particles calculated - option d" class="size-full wp-image-239237" height="42" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-campus-interviews-q3d.png" width="25"/></a>
Answer» C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-campus-interviews-q3c.png"><img alt="The critical radius of particles calculated - option c" class="size-full wp-image-239236" height="36" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-campus-interviews-q3c.png" width="23"/></a>
Discussion
6.

The beginning of a new phase transformation is known as ________

A. Nucleation
B. Growth
C. Segregation
D. Coring
Answer» B. Growth
Discussion