PLASMA ARC CUTTING AND RESISTANCE WELDING - Quiz

1) What is the angle of 'off set tip' electrode used in spot welding?

30 Degree 40 Degree 50 Degree 60 Degree

2) Which electrode is movable in spot welding?

Both moved Both not moved Upper electrode Lower electrode

3) Which electrode is used in plasma arc welding?

Cast iron Mild steel Tungsten Stainless steel

4) Which welding process where a ?nugget? is formed in the weld joint?

Arc welding Seam welding Spot welding Percussion welding

5) Which welding process is used to weld stainless steel wire mesh and surgical instruments

Electrode beam welding Electro slag welding Micro plasma welding Plasma welding