1. What are the three basic current outputs for
shielded metal arc welding machines?
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A. AC, DC, AC/DC.
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B. CC, CP, CV.
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2. The power source output for shielded Metal
Arc Welding is.
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A. Constant Voltage.
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B. Constant Current.
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C. Constant Potential.
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D. Constant Amperage.
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3. Current selection for Shielded Metal Arc
Welding is usually based on.
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A. the electrode
coating.
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B. the electrode size.
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C. the base metal .
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D. all of the above.
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4. Match the process varaible with the welding
operator Control.
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A. too fast - too slow.
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B. too short - too long.
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C. too steep - too shallow.
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D. too high - too low.
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5. In question four above, the variables are
based on.
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A. base metal alloy and
thickness.
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B. the desired
outcomes.
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C. the weld position.
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D. the weld joint and
type.
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6. The amperage setting is normally based
on.
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A. the metal alloy and
thickmess.
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B. the electrode
diameter.
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C. the weld joint and
position.
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D. the electrode type and
length.
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7. The operator technique (Drag - Whip -
Oscillate ) usually depends on.
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A. the weld position
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B. the weld size.
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C. the electrode coating
type.
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D. all of the above.
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8. Match the Burning characteristic -
manipulative technique - F number.
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A. Fast Freeze =
=
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B. Fast Fill =
=
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C. Fill Freeze =
=
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D. Fast Follow =
=
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9. A change in arc length will produce a change
in ______________________.
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A. amperage.
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B. voltage.
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C. a change in both A and
B.
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D. the energy input.
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10. The welding polarity selection is.
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A. based on the burning
characteristic of the electrode.
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B. based on the direction
you are welding.
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C. based on the electrode
coating type.
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D. based on both A and
C.
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