railway RRB JE (CBT I + CBT II) Mock Test 2024 Production Engineering (Manufacturing) Joining Welding
Consider the following statements: MIG welding process uses:
1. Consumable electrode
2. Non-consumable electrode
3. D.C. power supply
4. A.C. power supply
Which of the following option is correct?
1
2 and 4 are correct
2
2 and 3 are correct
3
1 and 4 are correct
4
1 and 3 are correct