FCAW FINAL UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS

FCAW FINAL UPDATED ACTUAL QUESTIONS AND
CORRECT ANSWERS

Question:
1. Tubular electrodes are used for FCAW.
Answer:
True

Question:
2. A typical electrode extension for self-shielded electrodes ranges from 1/4" to 1 3/4".
Answer:
False

Question:
3. FCAW-G commonly uses carbon dioxide as a shielding gas.
Answer:
True

Question:
4. Some flux cored electrodes can be used without the addition of a shielding gas.
Answer:
True

Question:
5. FCAW welding most commonly uses AC current for flat position.
Answer:
False

Question:
6. For FCAW, welding current is adjusted by increasing or decreasing the wire feed speed at the wire
feeder.
Answer:
True

Question:
7. The FCAW-S process requires a shielding gas from an external source.
Answer:
False

Question:
8. Gas flow rates can range from 30cfh to 45 cfh.
Answer:
True

, Question:
9. FCAW produces less distortion than SMAW as well as smooth, uniform beads.
Answer:
True

Question:
10. The T in the electrode classification for flux cored electrodes means that the electrode is tough.
Answer:
False

Question:
11. Too much drive roll tension can collapse tubular electrodes, so FCAW uses knurled drive rolls.
Answer:
True

Question:
12. When using the Z-weave technique for FCAW, move up the joint in large increments, and stop
momentarily at each toe to prevent undercut.
Answer:
False

Question:
13. Unlike GMAW, FCAW uses a ___ with flux in its core.
Answer:
tubular electrode

Question:
14. Flux cored electrodes are ___ electrodes.
Answer:
tubular

Question:
15. A gaseous shield created by the tubular electrode protects the weld area in the ___ welding process.
Answer:
FCAW-S

Question:
16. A(n) ___ slag system is a slag system that promotes spray transfer with low spatter and fast-freezing
slag.
Answer:
acid

Question:
17. FCAW uses a(n) ___;___ welding power source.
Answer:
direct current; CV