welding safety
Columbia International University
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NCCER Welding Level 1 Module 1 Safety questions and answers
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Arc burn 
burn to the skin produced by brief exposure to intense radiant heat and ultraviolet light 
 
 
 
Bonded 
the permanent joining of metallic parts to form an electrically conductive path that will assure electrical continuity and the capacity to safely conduct any current likely to be imposed on it 
 
 
 
Carbon steel 
an alloy of iron combining iron and usually less than 1 percent carbon to provide hardness 
 
 
 
Electric arc 
the flow of an electrical current across an air gap or gase...
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Welding Level Two NCCER Edition 4 questions and answers
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Welding symbols 
in WPS (Welding Procedure Sheet) they convey specific details for the weld 
 
 
 
Reference line 
base for all welding symbols. It is a horizontal line with an arrow at one end. 
 
 
 
Arrow line 
can be on either side of the reference line and it points to the location the welding symbol is to be applied 
 
 
 
American Welding Society (AWS) 
Most companies use the welding symbols from A2.4:2007, Standard Symbols for Welding, Brazing, and Nondestructive Examination as standardi...
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NCCER Welding Level 1 Module 2 Oxyfuel Cutting questions and answers
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ferrous metals 
What use is oxyfuel cutting best suited for? 
 
 
 
oxidize 
The stream of high pressure cutting oxygen that is directed from an oxyfuel torch causes to metal to instantly _____? 
 
 
 
3-6 
The recommended range of tinting for either the face shield or the safety glass lenses used during an oxyfuel cutting operation is ______? 
 
 
 
Oxyfuel gas welding or cutting 
Most welding environment fires occur during _____? 
 
 
 
Fill it with water or a purge gas 
When preparing a tank ...
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NCCER welding level 1 module 3 (ehove) questions with verified correct answers
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Transferred Arc Process 
The plasma arc cutting process type most commonly used is the. 
 
 
 
100% cotton 
When operating plasma arc cutting equipment it is acceptable to wear a hat made of. 
 
 
 
35 % 
The duty-cycle range for a light-duty unit is typically. 
 
 
 
Amperage 
The unit of measure used for the intensity of an electric current; often abbreviated to amp or amps 
 
 
 
Dross 
A waste by product of molten metal 
 
 
 
Duty cycle 
The percentage of a plasma arc cutting machine can cu...
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welding NCCER chapter 29306 questions and answers.
- Exam (elaborations) • 3 pages • 2023
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Annealing 
heat treatment that reduces the bitterness of the work 
 
 
 
carbide precipitation 
the process of carbides combining with chromium to create chromium carbide. thee result is a reduction of chromium and the corrosion resistance it provides. intergranular corrosion results in loss of chromium 
 
 
 
Heat Affected Zone (HAZ) 
the portion of the workpiece/base metal whose mechanical properties or microstructures have been or will be altered by the heat from welding, brazing, soldering, ...
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NCCER Welding Level 2 Module 3 Terms with verified correct definitions
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NCCER Welding Level 2 Module 3 Terms with verified correct definitions
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Welding Safety Trade Terms- M1 exam fully solved
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Arc Burn 
Burn to the skin produced by brief exposure to intense radiant heat and ultraviolet light 
 
 
 
Bonded 
The permanent joining of metallic parts to form an electrically conductive path that will assure electrical continuity and the capacity to safely conduct any current likely to be imposed on it. 
 
 
 
Carbon Steel 
An alloy of iron combining iron and usually less than 1 percent carbon to provide hardness. 
 
 
 
Electric Arc 
The flow of an electrical current across an air gap or ga...
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NCCER Welding Level 1 Module 1 Safety with 100% correct answers
- Exam (elaborations) • 4 pages • 2023
- Available in package deal
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- $14.49
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Arc burn 
burn to the skin produced by brief exposure to intense radiant heat and ultraviolet light 
 
 
 
Bonded 
the permanent joining of metallic parts to form an electrically conductive path that will assure electrical continuity and the capacity to safely conduct any current likely to be imposed on it 
 
 
 
Carbon steel 
an alloy of iron combining iron and usually less than 1 percent carbon to provide hardness 
 
 
 
Electric arc 
the flow of an electrical current across an air gap or gase...
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Module 1 Welding Safety questions and answers already graded A
- Exam (elaborations) • 3 pages • 2023
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Module 1 Welding Safety questions and answers already graded A
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Module 29101-15 Welding Safety Study Guide questions and answers
- Exam (elaborations) • 3 pages • 2023
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Which of these modern methods use a flux-coated consumable welding rod? 
A. SMAW 
B. GTAW 
C. FCAW 
D. GMAW 
A. SMAW 
 
 
 
In which of these processes is acetylene used? 
A. Gas tungsten arcwelding 
B. Carbon arc cutting 
C. Flux score arcwelding 
D. Oxy fuel cutting 
D. Oxy fuel cutting 
 
 
 
In the oxyfuel cutting process, which of the following is used as a fuel gas? 
A. Oxygen 
B. Propane 
C. Nitrogen 
D. Argon 
B. Propane 
 
 
 
Apprenticeship programs in the United States must be registe...
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