Multiple Choice
How is the amperage adjusted on an FCA welding machine?
A) By changing the voltage setting on the welder.
B) You move the welding lead from one amperage setting to the next amperage setting.
C) Changes in the wire feed speed automatically change the amperage.
D) The amperage is pre-set by the electrician and cannot be adjusted in the shop.
Correct Answer:
Verified
Correct Answer:
Verified
Q24: _ may convert small amounts of surface
Q25: Atmospheric contamination of molten weld metal occurs
Q26: What can be added to FCAW electrode
Q27: When the electrode provides all of the
Q28: What can be added to FCAW electrode
Q30: The electrode classification E70T-10 can have some
Q31: _ helps the weld by protecting the
Q32: Summarize the advantages and disadvantages of the
Q33: FCA welding guns are available as water-cooled
Q34: From 75% to 90% of the weight