GAS METAL ARC WELDING - Quiz

1) What is the type of weld position in which the weld metal is deposited under side of the joint?

Down hand position Horizontal position Vertical position Overhead position

2) What is the usual torch angle tilt on either side of vertical in GMAW?

10 Degree - 20 Degree 20 Degree - 25 Degree 25 Degree - 30 Degree 30 Degree - 35 Degree

3) What is the electrode inclination to the metal surface in T-joint welding of 10 mm thickness metal by down hand position?

30 Degree 45 Degree 60 Degree 75 Degree

4) What is the usual length of tack weld in a T-joint in GMAW flat position welding?

5 mm 10 mm 15 mm 20 mm

5) What is the purpose of fitting clear glasses on either side of coloured glass in a helmet?

Protect from rays Protect from heat Protect from spatters Protect from radiation