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Alberta welding first year final Questions with
Detailed Verified Answers
a split hammer is best repaired by Ans: removing or replacing it
when pre heating for frame cutting the metal should be heated to Ans:
kindling point
which type of material offers the best protection against sparks and
molten slag Ans: leather
what is the definition of a sling angle Ans: the angle formed by the legs
to the horizontal plane
bouncing or heavy vibration of the work piece when grinding are a
indication of Ans: out of round
how should you check for leaks on oxyfuel equipment Ans: apply
suitable leak dictation
photoelectic cell computer controls are used with Ans: Electronic
which of the following can cause a quenched and brittle condition Ans:
Stray arc
when entering a confined if gas was precent you must wear Ans:
respiratory equipment
for efficient welding and cutting operations, oxygen must have a purity of
Ans: 99.5%
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a torch that converts from welding and cutting operations by changing its
tip is called Ans: a combination torch
signal that indicates lower the boom and raise load Ans: thumb pointing
down and fingers moving back and forth
if you have to carry a heavy object what is the best way to do so Ans:
hold close to your body
Aws Class system R60 stands for Ans: 60,000 minimum tensile strength
why is it important to fit test a respirator? Ans: to prevent leaks of
contaminated air
when shutting down oxyfuel outfit you should Ans: close the cylinder
valves and bleed the system
the critical pressure of c02 H2 is Ans: 28 PSI
where is the Centre of gravity of an object located Ans: At the point at
which the object balances
a V block should be used when drilling holes in Ans: Round material
which of the following is a very Hazardous procedure Ans: transferring
actylene from one cylinder to another
cutting edge on a cold chisel should be _______ for softer materials and
_____ for hard materials Ans: 60 degree and 90 degree
what to do when sending out unsolicited resumes Ans: include
information in the cover letter to indicate contact information
main purpose of a flow meter Ans: maintain constant flow of gas
stickout distance is between the Ans: End of contact tip and unmelted
electrode
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voltage sensing wire feeder set their speed according to Ans: Arc
control
push-pull guns are an advantage when Ans: soft wires are taken throw
long liners
recommended electrode extension for FCAW wire in flat position Ans:
3/8 to 3/4
what is a stringer bead Ans: no side to side motion
weld progression for first pass on 3F Ans: Downhill
how will penetration be affected when stickout is increased Ans: will
decrease penetration
what is the recommended gun angle on a groove weld? Ans: 1/2
included joint angle
why are back-up bar often employed on FCAW groove welds Ans: it is
difficult to control penetration
type of wire drive system that allows greater machine to work distances
Ans: push pull system
when is DCEN used with SAW Ans: when shallower penetration is
required
What part of FCAW equipment requires the most ongoing maintenance
Ans: gun and cable assembly
recommended gun angle for first pass on 2F Ans: 45 degrees to the
vertical and horizontal plans
very fine droplets of metal transferred across an arc in axial fashion
Ans: Spray transfer
to increase arc length when SAW you would Ans: Increase voltage
Alberta welding first year final Questions with
Detailed Verified Answers
a split hammer is best repaired by Ans: removing or replacing it
when pre heating for frame cutting the metal should be heated to Ans:
kindling point
which type of material offers the best protection against sparks and
molten slag Ans: leather
what is the definition of a sling angle Ans: the angle formed by the legs
to the horizontal plane
bouncing or heavy vibration of the work piece when grinding are a
indication of Ans: out of round
how should you check for leaks on oxyfuel equipment Ans: apply
suitable leak dictation
photoelectic cell computer controls are used with Ans: Electronic
which of the following can cause a quenched and brittle condition Ans:
Stray arc
when entering a confined if gas was precent you must wear Ans:
respiratory equipment
for efficient welding and cutting operations, oxygen must have a purity of
Ans: 99.5%
, Page | 2
a torch that converts from welding and cutting operations by changing its
tip is called Ans: a combination torch
signal that indicates lower the boom and raise load Ans: thumb pointing
down and fingers moving back and forth
if you have to carry a heavy object what is the best way to do so Ans:
hold close to your body
Aws Class system R60 stands for Ans: 60,000 minimum tensile strength
why is it important to fit test a respirator? Ans: to prevent leaks of
contaminated air
when shutting down oxyfuel outfit you should Ans: close the cylinder
valves and bleed the system
the critical pressure of c02 H2 is Ans: 28 PSI
where is the Centre of gravity of an object located Ans: At the point at
which the object balances
a V block should be used when drilling holes in Ans: Round material
which of the following is a very Hazardous procedure Ans: transferring
actylene from one cylinder to another
cutting edge on a cold chisel should be _______ for softer materials and
_____ for hard materials Ans: 60 degree and 90 degree
what to do when sending out unsolicited resumes Ans: include
information in the cover letter to indicate contact information
main purpose of a flow meter Ans: maintain constant flow of gas
stickout distance is between the Ans: End of contact tip and unmelted
electrode
, Page | 3
voltage sensing wire feeder set their speed according to Ans: Arc
control
push-pull guns are an advantage when Ans: soft wires are taken throw
long liners
recommended electrode extension for FCAW wire in flat position Ans:
3/8 to 3/4
what is a stringer bead Ans: no side to side motion
weld progression for first pass on 3F Ans: Downhill
how will penetration be affected when stickout is increased Ans: will
decrease penetration
what is the recommended gun angle on a groove weld? Ans: 1/2
included joint angle
why are back-up bar often employed on FCAW groove welds Ans: it is
difficult to control penetration
type of wire drive system that allows greater machine to work distances
Ans: push pull system
when is DCEN used with SAW Ans: when shallower penetration is
required
What part of FCAW equipment requires the most ongoing maintenance
Ans: gun and cable assembly
recommended gun angle for first pass on 2F Ans: 45 degrees to the
vertical and horizontal plans
very fine droplets of metal transferred across an arc in axial fashion
Ans: Spray transfer
to increase arc length when SAW you would Ans: Increase voltage
