Module 29210-15 Exam FCAW- Plate

Question

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the
question.

1. In FCAW-S, the flux inside the wire core contains ingredients that
a. cause arc flutter
b. oxidize the weld
C. generate a shielding gas
d. prevent slag from forming

2. If a hard hat is required during a welding operation, the hat should allow for the attachment of
a. shielding gas tubing
b. a portable air vacuum
C. rear deflector material
d. leather side spats

3. During welding preparations, what should be set up around the welding area?
a. Oxygen cylinders
b. Cotton curtains
C. Arc blowers
d. Flash shields

4. For FCAW open V-grOOve welds on carbon steel, the bevel angle of the coupons should be
a. 22-1/2 to 37-1/2 degrees
b. 30 to 37-1/2 degrees
c. 45 degrees
d. 60 degrees

5. With FCAW equipment, slower weld travel speeds build
a. uniform beads with maximum penetration
b. higher beads with greater penetration
c. higher beads with no penetration
d. smaller beads with less penetration

6. The travel angle created when the gun is tilted back so that the electrode tip precedes the gun in the direction of the weld is called a
a. neutral angle
b. drag angle
c push angle
d. pull angle

7. The term stickout refers to the distance
a. from the tip of the electrode wire to the workpiece surface
b. from the tip of the electrode wire to the wire feeder equipment
c. the electrode extends beyond the contact tip of the welding gun
d. from the nozzle to the end of the electrode

8. Increasing electrode extension in FCAW welding increases
a. spatter
b. preheating
C. strike
d. oxidation

9. With weld ternminations, what do welding codes require be filled to the full cross-section of the weld?
a. weld porosity
b. the bead
c. the root
d. the crater

10. The process of depositing connective weld beads parallel to one another is known as
a. padding
b. stringing
c pooling
d. weaving

11. The distance that a weld extends above a line drawn between the toes of the weld is called
a. weld axis
b. convexity
C. undercut
d. overlap

12. To control the amount of metal buildup when performing flat fillet welds with FCAW, the welder
should
a. cool the practice coupon in water
b. clean the weld with solvent
c. increase or decrease the travel speed
d. run the root pass with a 90-degree work angle

13. What kind of bead pattern should be avoided when welding stainless steel with FCAW equipment?
a. Downhill
b. Weave
c. Stringer
d. Fillet

14. When making vertical FCAW V-groove welds with weave beads, which weave pattern should be
used?
a. Zigzag
b. Circular
c. Square-shaped
d. Crescent-shaped

15. One of the criteria for an acceptable overhead V-groove weld done with stringer beads is that the bead width must be uniform within
a. +1/16" (1.6 mm)
b. +1/8" (3.2 mm)
c. 13/8" (9.5 mm)
d. +1/2" (12.7 mm)

Answer 1

Here are the answers to the multiple-choice questions:

1. c. generate a shielding gas
2. c. rear deflector material
3. d. Flash shields
4. c. 45 degrees
5. a. uniform beads with maximum penetration
6. b. drag angle
7. c. the electrode extends beyond the contact tip of the welding gun
8. a. spatter
9. d. the crater
10. b. stringing
11. b. convexity
12. c. increase or decrease the travel speed
13. a. Downhill
14. a. Zigzag
15. b. +1/8" (3.2 mm)

These answers are based on general knowledge for FCAW (Flux-Cored Arc Welding) and welding practices. Please verify with your course materials or instructor for specific contexts or instructions that may differ.