railway RRB JE (CBT I + CBT II) Mock Test 2024 Production Engineering (Manufacturing) Joining Welding
In an MIG welding, electrode of diameter 3 mm is used. The wire feed rate is 3.2 m/min and the area of weld bead was found to be 40 mm2. Calculate the welding speed for the welding process ______ mm/s
1
14.4 mm/s
2
8.46 mm/s
3
9.4 mm/s
4
12.1 mm/s