121. Corrosion resistance of steel is increased by addition of
122. Depth of hardness of steel is increased by addition of
123. By severely deforming a metal in a particular direction it becomes
124. Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons.
125. Which of the following statements are true for annealing of steels?
126. Which is false statement about annealing?
Annealing is done to
Annealing is done to
127. Eutectoid reaction occurs at
128. When steel containing less than 0.8% carbon is cooled slowly from temperatures above or within the critical range, it consists of
129. Pick up the wrong statement
130. Which of the following metal shrinks most from molten state to solid state?
Read More Section(Engineering Materials)
Each Section contains maximum 100 MCQs question on Engineering Materials. To get more questions visit other sections.