PLASMA ARC CUTTING AND RESISTANCE WELDING - Quiz

1) What is the temperature in the weld area plasma arc welding process?

15,000 Degree K to 20,000 Degree K 20,000 Degree K to 30,000 Degree K 30,000 Degree K to 35,000 Degree K 35,000 Degree K to 40,000 Degree K

2) What material is used to make electrode in spot welding?

Iron electrode Copper alloy electrodes Silicon electrodes Cast iron electrodes

3) Which resistance welding machine is provided with an electrode in wheel shape?

Spot welding Seam welding Projection welding Flash butt welding

4) Which welding process effects weld joints under heavy pressure, with supply cut off?

Flash-butt welding Fusion welding Thermit welding Spot welding

5) Which resistance welding process produces a bulge at weld joint?

Flash butt Spot Seam Projection