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 rate of growth of chains in condensation polymerization?

A. 10<sup>-2</sup> to 10<sup>2</sup> seconds
B. 10 minutes
C. Hours or days
D. Weeks
Answer» D. Weeks
Discussion
2.

Addition of different types of monomers to form polymer chains is known as _______

A. Chain reaction polymerization
B. Copolymerization
C. Combination
D. Disproportionation
Answer» C. Combination
Discussion
3.

Which of the following is not a stage of addition polymerization?

A. Initiation
B. Propagation
C. Termination
D. Recrystallisation
Answer» E.
Discussion
4.

Which of the following types of polymers is a copolymer?

A. Graft
B. Network
C. Linear
D. Branched
Answer» B. Network
Discussion
5.

Which of the following figures represent a Graft copolymer structure?

A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/aengineering-materials-metallurgy-questions-answers-polymers-polymerization-q8.png"><img alt="The following figures represent a Graft copolymer structure - option a" class="alignnone size-full wp-image-200373" height="57" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/aengineering-materials-metallurgy-questions-answers-polymers-polymerization-q8.png" width="272"/></a>
B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q8b.png"><img alt="The following figures represent a Graft copolymer structure - option b" class="alignnone size-full wp-image-200374" height="32" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q8b.png" width="277"/></a>
C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q8c.png"><img alt="The following figures represent a Graft copolymer structure - option c" class="alignnone size-full wp-image-200375" height="32" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q8c.png" width="277"/></a>
D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q8d.png"><img alt="The following figures represent a Graft copolymer structure - option d" class="alignnone size-full wp-image-200376" height="111" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q8d.png" width="272"/></a>
Answer» E.
Discussion
6.

Which figure represents the branched molecular structure?

A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7a.png"><img alt="The figure represents the branched molecular structure - option a" class="alignnone size-full wp-image-200367" height="131" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7a.png" width="277"/></a>
B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7b.png"><img alt="The figure represents the branched molecular structure - option b" class="alignnone size-full wp-image-200368" height="177" sizes="(max-width: 320px) 100vw, 320px" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7b.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7b.png 320w, https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7b-300x166.png 300w" width="320"/></a>
C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7c.png"><img alt="The figure represents the branched molecular structure - option c" class="alignnone size-full wp-image-200369" height="179" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7c.png" width="277"/></a>
D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7d.png"><img alt="The figure represents the branched molecular structure - option d" class="alignnone size-full wp-image-200370" height="171" sizes="(max-width: 317px) 100vw, 317px" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7d.png" srcset="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7d.png 317w, https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7d-300x162.png 300w" width="317"/></a>
Answer» C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7c.png"><img alt="The figure represents the branched molecular structure - option c" class="alignnone size-full wp-image-200369" height="179" src="https://www.sanfoundry.com/wp-content/uploads/2018/01/engineering-materials-metallurgy-questions-answers-polymers-polymerization-q7c.png" width="277"/></a>
Discussion