PLASMA ARC CUTTING AND RESISTANCE WELDING - Practice Mode

1) What is the temperature in the weld area plasma arc welding process?
Correct Answer: 15,000 Degree K to 20,000 Degree K
2) What material is used to make electrode in spot welding?
Correct Answer: Copper alloy electrodes
3) Which resistance welding machine is provided with an electrode in wheel shape?
Correct Answer: Seam welding
4) Which welding process effects weld joints under heavy pressure, with supply cut off?
Correct Answer: Flash-butt welding
5) Which resistance welding process produces a bulge at weld joint?
Correct Answer: Flash butt