engineering recuitment NMDC Junior Officer (Trainee) Mock Test 2024 Production Engineering (Manufacturing) Metal Casting
Which of the following are in the requirement of an ideal gating system?
1. The molten metal should enter the mould cavity with as high a velocity as possible.
2. It should facilitate complete filling of the mould cavity
3. It should be able to prevent the absorption of air or gases from the surrounding on the molten metal while flowing through it.
1
1, 2 and 3
2
1 and 4
3
2 and 3
4
1 and 3