GMAW Practice Test Mod - 5 – Questions And Answers.docx

GMAW Practice Test Mod # 5 – Questions
And Answers
The welding process that uses an external shielding gas and a
continuously fed solid electrode is identified by the abbreviation:


*FCAW
*SMAW
*GTAW
*GMAW - - -
correct answer ✅GTAW


The main disadvantage of short circuiting metal transfer is:


* The ability to make welds in al positions.
*The relatively low heat input that can cause poor fusion on thicker
metals.
*The ability to weld thin metal with minimal distortion.
*The ability to provide splatter free welds. - - -
correct answer ✅The relatively low heat input that can cause poor
fusion on thicker metals.


The distance between the contact tube and the weld pool is called:

, GMAW Practice Test Mod # 5 – Questions
And Answers

* Arc Length
*Wire feed speed
*Electrode extension
*Burn off - - -
correct answer ✅Electrode extension.


The ideal distance between the contact tube and the weld pool is
______ for short circuiting is:


*3/8
*1/2
*1/4
*1---
correct answer ✅3/8


The mixed gas combination 75% Argon and 25% CO2 is
recommended for short circuiting mainly because of:


* Less penetration than carbon dioxide.