Exam (elaborations)
WELDING FFA CDE QUESTIONS AND ANSWERS
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WELDING FFA CDE QUESTIONS AND ANSWERS
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Welding FFA CDETerms in this set (561)
What term correctly identifies the Voltage drop
reduction in voltage, caused by resistance,
that occurs between the power supply and
the load?
Which of the following lens shades is most #12 shade lens
effective at reducing the brilliancy of light
and screening out the harmful infraded
ultra- violet rays produced during arc
welding?
What colors are appropriate for the Either a black hose or a green hose are approved
oxygen hose on oxyacetylene cutting and
welding equipment?
More
When oxyacetylene cutting torch is The oxyacetylene mix is igniting inside
operating, what does a loud squealing or
hissing noise indicate?
What is the name of the metal joining Fusion Welding
process where two pieces of metal are
heated to a point of melting and the
melted metals flow together?
What type of flame is used for most oxy- Neutral Flame
fuel welding procedures when welding on
mild steel?
What electrical device is a necessary Transformer
component of an electrical welding
machine and is used to step up or step
down the voltage and amperage as
needed to perform welding operations?
Which of the following safety concerns Hearing loss caused by extended exposure to elevated sound levels
related to welding is more likely to occur
gradually over an extended period of
time?
, Which of the following statements is Safety glasses should be worn continuously while working with or near metal
correct with respect to safety glasses while working activities
welding?
In electrical terminology, what is the Alternating Current
meaning of the abbreviation AC?
Which of the following colors are correct Red for acetylene, green for oxygen
for oxygen and acetylene hoses?
On a basic constant current arc welding Amperage
machine, what does the primary/main
adjustment control?
On a typical shielded metal arc welding 70,000 psi tensile strength
E7018 electrode, the 70 indicates what
value for tensile strength?
What welding agency or entity does the American Welding Society
acronym AWS indentify?
Ductility is the ability of metal to do what Elongate
before it breaks?
What is the length of the most commonly 14 inches
used electrode for the process of shielded
metal arc welding?
What is a common name for the shielded Stick welding
metal arc welding process?
What would be a negative effect of Porosity
insufficient shielding gas flow in the gas
metal arc welding process?
Which of the following terms describes the Constant voltage
appropriate power source for the gas
metal arc welding process?
What type of power supply is used for the Constant voltage
flux core arc welding process?
On a direct current arc welding machine, A rectifier
what electrical component converts the
incoming alternating current into direct
current for welding?
What is another name used to describe the Metal inert gas welding
gas metal arc welding process?
What is the name of the cleansing agent Flux
used to prevent the formation of oxides,
release trapped gases, and slag and
cleanse the metal chemically during the
welding, brazing, and/or soldering
process?
What is the proper name for the stick Shielded metal arc welding (SMAW)
welding process?
The National Electric Manufacturers 60%
Association (NEMA) has classified electric
arc welders primarily by duty cycle. What is
the minimum duty cycle rating of a NEMA
Class I machine?
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