Explore topic-wise MCQs in Mechanical Behaviour.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Behaviour knowledge and support exam preparation. Choose a topic below to get started.

1.

Large plastic deformation corresponds to _____ of grains along the direction of applied stress.

A. Growth
B. Rupture
C. Recrystallization
D. Elongation
Answer» E.
Discussion
2.

Dislocation density can vary from _____ to _____ in metals.

A. 10<sup>5</sup> 10<sup>12</sup> cm<sup>-2</sup>
B. 10<sup>5</sup> 10<sup>12</sup> m<sup>-2</sup>
C. 10<sup>8</sup> 10<sup>10</sup> cm<sup>-2</sup>
D. 10<sup>6</sup> 10<sup>10</sup> cm<sup>-2</sup>
Answer» B. 10<sup>5</sup> 10<sup>12</sup> m<sup>-2</sup>
Discussion
3.

Most crystalline materials have dislocations in their as formed state.

A. True
B. False
Answer» B. False
Discussion