Welding Final 2010
85 Questions
| Attempts: 2422
2.
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Burns
...
Gas cylinders must be chained
or secured at all times.
Acetylene
...
While
...
Long
...
Fuel gas fittings are equipped with left hand
threads.
Which of the
...
Skin contact with liquid oxygen can cause
frostbite.
One should never
...
Potential
hazards relating to arc welding are
Fuel
gas hoses are usually colored
One
should never enter a welding shop without wearing
One should never
operate arc welding equipment while
Oxygen cylinders should never be
...
When
...
When
using a fire extinguisher to extinguish a fire, it should be
What are the
...
A
...
GMAW is the
abbreviation for?
What should one never
...
What does the 70
indicate in the electrode classification ER70S-3?
Vaporized
metals, such as zinc, cadmium, lead, chromium and beryllium
Safety glasses are not required when
welding with the helmet down.
The maximum safe
working pressure for Acetylene is
A
Hot Work Permit
In
...
The maximum
recommended safe working pressure for Acetylene is
What type of thread
and color are fuel gases fittings?
In
GMAW, insufficient gas flow can cause?
The
benefit of copper coated electrode wires is
One
should never cut or weld directly against
What is the term for
...
Of the following, which is not a requirement for
the SMAW process?
Which
...
The
selection of a correct lens shade number depends on the
What
type of fire extinguisher should be used on electrical fires?
Flash
burn is
A burn that causes
the skin to blister is referred to as a
The
...
Federal
...
Rectifiers
are noted for their ability to
The oxyfuel process
uses oxygen and what other types of gases?
A confined space is
one that
Because
...
The distance from
...
The contact tube should be
Excessive
amounts of weld spatter in the nozzle may cause
Which
oxyacetylene flame has an excess of fuel?
The shielding gas
...
ANSI
...
Which
...
What type of
electrode wire is used with GMAW?
Which
of the following is not an advantage of the GMAW process?
A fully charged oxygen cylinder contains
...
"Duty
cycle" is a term used to indicate the
When
...
When using GTAW to
...
High
Frequency current is added to Alternating Current to
To
remove the oxide layer from aluminum prior to welding you should
Electric current is
transferred to the electrode through the
"Arc
blow" is caused by
Which AWS electrode
classification is correct for GMAW wire?
Which
...
Which
...
Which of the
following welding cable sizes is the largest?
In GMAW, the amperage
is controlled by adjusting the
In
the SMAW process, as arc length increases, current (amperage)
In order to reduce waste and control cost,
...
A
worn contact tube results in
Filler
metal with an AWS classification of ER70S-X is used to weld
The
chemical symbol for tungsten is
Filler
metal with an AWS classification of ER4043 is used to weld
Which one of the
...
An engine-driven
...
Alternating
Current (AC) is used for welding aluminum because
Which of the
...
When
DCEP is used, direction of current flows
In GMAW, the shielding for the molten metal
...
What type of power
source is used for GMAW?
How
...
Which of the
following group of electrodes is low hydrogen type?
In
GMAW, electrode extension is defined as the distance from the
Tungsten is used for
...
Areas that have less than__________ cubic feet per welder, or that...
While cutting with
acetylene, the oxygen working pressure is
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