If the total welding cycle time is 10 min, dwell time is 4 min and arcing time is 5 min, then the duty cycle of the welding machine as per the American standard is:
1
55%
2
50%
3
45%
4
40%
If the total welding cycle time is 10 min, dwell time is 4 min and arcing time is 5 min, then the duty cycle of the welding machine as per the American standard is: