engineering recuitment GATE ME 2023-24 Test Series Production Engineering (Manufacturing) Metal Casting Casting Defects
Which of the following statements are incorrect?
1
Hot tears is caused due to rapid contraction occurring immediately after the metal solidified.
2
Misrun is caused due to lack of fluidity
3
Blow hole is caused due to improper fusion of two liquid streams
4
Blister is caused due to non uniform cooling.