62.
The molecules in a solid move

63.
Hardness of upper bainite (acicular structure) is about

64.
A reversible change in the atomic structure of the steel with a corresponding change in the properties is known as

65.
A reversible change in the atomic structure of steel with corresponding change in the properties is known as

67.
A coarse grained steel

68.
Which of the following pipes is least corrosion resistant?

69.
Points of arrest for iron correspond to

70.
The charge is fed into the blast furnace through the

Read More Section(Engineering Materials)

Each Section contains maximum 100 MCQs question on Engineering Materials. To get more questions visit other sections.