WELDING 103 EXAM QUESTIONS WITH FERIFIED
ACCURATE ANSWERS 2026
True or False: Having good sight-lines includes being able to view the weld pool. -
Answers -True
True or False: Good sight-lines change with the position of the weld coupon. - Answers
-True
Why is it helpful to wear magnification even if you don't wear glasses? - Answers -They
can greatly increase the welder's ability to see.
True or False: Positioning in determined by your non-dominant hand. - Answers -False
Which variable in the GMAW process is a protected gas that prevents contamination? -
Answers -shielding gas
The _______________ the electrode the more amperage it carries. - Answers -larger
True or False: Shielding gas is a factor in the method of metal transfer from the
electrode to the weld joint. - Answers -True
Thermal conductivity affects the _________________. - Answers -shape of arc and
temperature distribution
Which of the following is an effect of shielding gases? - Answers -when added to argon
it provides good arc stability and bead appearance
Which gas blend uses argon for more arc starting on aluminum? - Answers -Binary
What does the R stand for in the AWS classification system ER70S-X? - Answers -Rod
Which chemical, in limited amounts, can improve wetting? - Answers -sulfur
Which type of metal transfer handles poor fit-up welds? - Answers -Short circuiting
Which type of metal transfer has high splatter levels? - Answers -Globular Transfer
Which type of metal transfer welds at very high speeds? - Answers -Globular Transfer
Which type of metal transfer has high electrode efficiency? - Answers -Axial Spray
Transfer
ACCURATE ANSWERS 2026
True or False: Having good sight-lines includes being able to view the weld pool. -
Answers -True
True or False: Good sight-lines change with the position of the weld coupon. - Answers
-True
Why is it helpful to wear magnification even if you don't wear glasses? - Answers -They
can greatly increase the welder's ability to see.
True or False: Positioning in determined by your non-dominant hand. - Answers -False
Which variable in the GMAW process is a protected gas that prevents contamination? -
Answers -shielding gas
The _______________ the electrode the more amperage it carries. - Answers -larger
True or False: Shielding gas is a factor in the method of metal transfer from the
electrode to the weld joint. - Answers -True
Thermal conductivity affects the _________________. - Answers -shape of arc and
temperature distribution
Which of the following is an effect of shielding gases? - Answers -when added to argon
it provides good arc stability and bead appearance
Which gas blend uses argon for more arc starting on aluminum? - Answers -Binary
What does the R stand for in the AWS classification system ER70S-X? - Answers -Rod
Which chemical, in limited amounts, can improve wetting? - Answers -sulfur
Which type of metal transfer handles poor fit-up welds? - Answers -Short circuiting
Which type of metal transfer has high splatter levels? - Answers -Globular Transfer
Which type of metal transfer welds at very high speeds? - Answers -Globular Transfer
Which type of metal transfer has high electrode efficiency? - Answers -Axial Spray
Transfer
