Welding 1 Module 2 Review Questions Exam #1 Question
with verified answers
Pure oxygen - √√The oxyfuel cutting process creates oxides that mix with molten
iron and produce dross, which is blown from the cut by a jet of _______________
Purging explosive fumes from containers - √√Carbon Dioxide, Argon, and Nitrogen
are all gases that are suitable for ________.
Acetylene - √√A lighter than air compound of carbon and hydrogen that is formed
by dissolving calcium carbide in water is __________.
Check valves and flashback arrestors - √√Safety devices used on regulators, hoses,
and torches to prevent reverse gas flow and protect against fires and explosions
are _________.
Positive-pressure Torch - √√What basic type of oxyfuel cutting torch is designed
for use with fuel that is supplied through a regulator from a pressurized fuel
storage container??
Soapstone - √√The most common material used for marking cutting lined on
metal is a form o feat resistant talc called _________.
Exothermic Oxygen Lance - √√A type of oxyfuel cutting tool that uses a steel pipe
containing magnesium- and aluminum- cored powder or rods for heavy industrial
cutting applications and demolition work is an _______.
Carburizing Fuel - √√A flame that has a white feather created by excess fuel.
, Use a Cylinder Cage - √√Gas cylinders can be lifted to height by _______.
Leaks - √√Immediately after set up and periodically thereafter, oxyfuel equipment
must be tested for ______.
Excess of Oxygen - √√An oxidizing torch flame is one that has a ________.
Both screws loose - √√When oxyfuel cutting equipment is being shut down, how
should the fuel gas and oxygen regulator adjusting screws be positioned after
bleeding the remaining gas pressure in the hoses?
Travel speed is too fast - √√An oxyfuel cut that has gouging at the bottom, a
pronounced break in the drag line, and an irregular kerf is most likely to occur
when the _________________.
Piercing - √√The process of burning a small hole through the metal where an
oxyfuel cut can be started is____.
Low-Velocity stream of Oxygen - √√A washing operation uses a special torch tip
with a large cutting hole that produces a ______.
Bevel Adjustment - √√On a portable oxyfuel track burner, the cutting torch can be
angled in a plane that is perpendicular to the track by using the torch
_______________.
Ferrous Metals - √√Oxyfuel cutting is best suited for use on ________
with verified answers
Pure oxygen - √√The oxyfuel cutting process creates oxides that mix with molten
iron and produce dross, which is blown from the cut by a jet of _______________
Purging explosive fumes from containers - √√Carbon Dioxide, Argon, and Nitrogen
are all gases that are suitable for ________.
Acetylene - √√A lighter than air compound of carbon and hydrogen that is formed
by dissolving calcium carbide in water is __________.
Check valves and flashback arrestors - √√Safety devices used on regulators, hoses,
and torches to prevent reverse gas flow and protect against fires and explosions
are _________.
Positive-pressure Torch - √√What basic type of oxyfuel cutting torch is designed
for use with fuel that is supplied through a regulator from a pressurized fuel
storage container??
Soapstone - √√The most common material used for marking cutting lined on
metal is a form o feat resistant talc called _________.
Exothermic Oxygen Lance - √√A type of oxyfuel cutting tool that uses a steel pipe
containing magnesium- and aluminum- cored powder or rods for heavy industrial
cutting applications and demolition work is an _______.
Carburizing Fuel - √√A flame that has a white feather created by excess fuel.
, Use a Cylinder Cage - √√Gas cylinders can be lifted to height by _______.
Leaks - √√Immediately after set up and periodically thereafter, oxyfuel equipment
must be tested for ______.
Excess of Oxygen - √√An oxidizing torch flame is one that has a ________.
Both screws loose - √√When oxyfuel cutting equipment is being shut down, how
should the fuel gas and oxygen regulator adjusting screws be positioned after
bleeding the remaining gas pressure in the hoses?
Travel speed is too fast - √√An oxyfuel cut that has gouging at the bottom, a
pronounced break in the drag line, and an irregular kerf is most likely to occur
when the _________________.
Piercing - √√The process of burning a small hole through the metal where an
oxyfuel cut can be started is____.
Low-Velocity stream of Oxygen - √√A washing operation uses a special torch tip
with a large cutting hole that produces a ______.
Bevel Adjustment - √√On a portable oxyfuel track burner, the cutting torch can be
angled in a plane that is perpendicular to the track by using the torch
_______________.
Ferrous Metals - √√Oxyfuel cutting is best suited for use on ________
