21. |
Shock resisting steels should have
|
||||||||
Answer:
Option (d) |
22. |
The elastic stress strain behaviour of rubber is
|
||||||||
Answer:
Option (b) |
23. |
The rollers of a cycle chain are subjected to following type of stress
|
||||||||
Answer:
Option (d) |
24. |
Slow plastic deformation of metals under a constant stress is known as
|
||||||||
Answer:
Option (a) |
25. |
The unique property of cast iron is, its high
|
||||||||
Answer:
Option (d) |
26. |
Hardenability of stell
|
||||||||
Answer:
Option (c) |
27. |
The hardest known material is
|
||||||||
Answer:
Option (c) |
28. |
Which of the following is the hardest material
|
||||||||
Answer:
Option (b) |
29. |
Which of the following has maximum malleability
|
||||||||
Answer:
Option (a) |
30. |
Selection of a material for a particular use is based on following consideration
|
||||||||
Answer:
Option (d) |