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 are one-dimensional defects?

A. Boundary defect
B. Point defect
C. Line defect
D. Volume defect
Answer» D. Volume defect
Discussion
2.

Generation of dislocations can be identified using _______

A. Schottky mechanism
B. Burger s vector
C. Twist
D. Frank-Read mechanism
Answer» E.
Discussion
3.

In screw dislocation, the Burger s vector lies _________ to the dislocation line.

A. Perpendicular
B. Parallel
C. At an angle
D. Sideways
Answer» C. At an angle
Discussion
4.

A disturbance in a region between two ideal parts of a crystal is known as ________

A. Boundary defect
B. Point defect
C. Line defect
D. Volume defect
Answer» D. Volume defect
Discussion
5.

Which of these is a Frankel defect?

A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5a.png"><img alt="The following Frankel defect occurs due to a displacement of an ion - option a" class="alignnone size-full wp-image-202076" height="231" sizes="(max-width: 289px) 100vw, 289px" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5a.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5a.png 289w, https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5a-100x80.png 100w" width="289"/></a>
B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5b.png"><img alt="The following Frankel defect occurs due to a displacement of an ion - option b" class="alignnone size-full wp-image-202077" height="231" sizes="(max-width: 289px) 100vw, 289px" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5b.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5b.png 289w, https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5b-100x80.png 100w" width="289"/></a>
C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5c.png"><img alt="The following Frankel defect occurs due to a displacement of an ion - option c" class="alignnone size-full wp-image-202078" height="190" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5c.png" width="285"/></a>
D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5d.png"><img alt="The following Frankel defect occurs due to a displacement of an ion - option d" class="alignnone size-full wp-image-202079" height="191" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5d.png" width="287"/></a>
Answer» B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5b.png"><img alt="The following Frankel defect occurs due to a displacement of an ion - option b" class="alignnone size-full wp-image-202077" height="231" sizes="(max-width: 289px) 100vw, 289px" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5b.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5b.png 289w, https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-crystal-defects-q5b-100x80.png 100w" width="289"/></a>
Discussion
6.

How can the number of defects be determined?

A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-crystal-defects-q2a.png"><img alt="The number of defects be determined - option a" class="size-full wp-image-239203" height="45" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-crystal-defects-q2a.png" width="88"/></a>
B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-crystal-defects-q2b.png"><img alt="The number of defects be determined - option b" class="size-full wp-image-239204" height="34" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-crystal-defects-q2b.png" width="64"/></a>
C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-crystal-defects-q2c.png"><img alt="The number of defects be determined - option c" class="size-full wp-image-239205" height="40" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-crystal-defects-q2c.png" width="82"/></a>
D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-crystal-defects-q2d.png"><img alt="The number of defects be determined - option d" class="size-full wp-image-239206" height="45" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-crystal-defects-q2d.png" width="96"/></a>
Answer» B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-crystal-defects-q2b.png"><img alt="The number of defects be determined - option b" class="size-full wp-image-239204" height="34" src="https://www.sanfoundry.com/wp-content/uploads/2018/05/engineering-materials-metallurgy-questions-answers-crystal-defects-q2b.png" width="64"/></a>
Discussion