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A program that provides hands-on theoretical knowledge in welding techniques and processes for fabricating and joining metal components efficiently and safely.
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Whichoxyacetylene flame has an excess of fuel?
What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels?
Whichof the following is an incorrect statement about an E7018electrode?
What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels?
Never arc weld or operate electrical equipment while standing _____.
The maximum safe working pressure for Acetylene is
5.Welders must wear safety glasses. When using chippers and grinders, use face shields in _________ to safety glasses.
What are the initials of the federal organization created to ensure safe and sanitary working conditions for employees?
In a semi-automatic welding process, which of the following shielding gas/gas mixtures would normally give the deepest penetration on steel?
Which of the following would be considered a typical heat input reading with the MIG/MAG welding process?
When considering hydrogen,which of the following welding process would produce the lowest levels in the completed weld (under controlled conditions)?
Vaporized metals such as zinc, cadmium, lead, chromium, and beryllium
What type of fire extinguisher should be used on electrical fires?
What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels?
When using a fire extinguisher to extinguish a fire, it should be
One should never operatearc welding equipment while
When considering thermal cutting local hardening can be reduced by:
Which of thefollowing is the only acceptable method for lighting oxyfuel torches?
A burn that causes the skin to blister is referred to as a
What is the indication at position 10 and would you accept or reject the indication to the given acceptance levels?
A fully charged oxygen cylinder containsapproximately 225 psi at 70° F.
One should never cut or weld directly against
What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels?
What is the indication at position 9 and would you accept or reject the indication to the given acceptance levels?
The area identified at position 9 is the?
Which of the following us the best way to identify hydrogen controlled electrodes for the MMA welding process?
An undesirable property of aluminium oxide residue ,when welding is that it:
Acetylene cylinders should never be operated while lying on their side because acetone could be drawn into the valve, regulator and hose.
What is the term for the width of the cut produced by any cutting process?
Oxyacetylene torches can cut?
Contact lenses can be melted to the cornea of the eye by electric arcs or sparks.
The area identified at position 10 is the?
What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?
What would be a typical appearance of a ductile fracture surface?
For a welding job that poses the danger that flying sparks and metal might fall on a welder's legs, what could make the situation safer?
Whichof the following is considered an advantage of the GMAW process?
Never _____ electrical equipment to a building member or a piece of equipment attached to or part of a building.
Skin contact with liquid oxygen can causefrostbite.
A welder is welding and wearing a welding helmet, the right lens shade, and safety glasses, but the welder is in a short sleeved shirt.
Fuel gas hoses are usually colored
Which of the following statments is true if applicable to a charpy vee notch impact test?
What is the indication at position 1 and would you accept or reject the indication to the given acceptance levels?
Which of the following current types would you expect to be used for the welding of aluminium with the TIG welding process?
A Hot Work Permit
Never engage in _____.
The selection of a correct lens shade number depends on the
What is the possible effect of having heat input too low during welding?
What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels?
When not in use, an electrode holder GTAW torch or MIG gun should not be placed in contact with a grounded metal surface.
While welding, ventilation should be placed as close to the fume source as practical.
Floors, aisles, and passageways must be kept clear of metal, wood, tools, material, oil and grease spots, and other objects:
Store cylinders on _____ flooring only.
What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels?
Compressed gas cylinders shall be secured in an _____ position at all times
What type of clothing should always be worn when using an OFC torch?
While cutting withacetylene, the oxygen working pressure is
Always respect gas cylinders as _____.
Do not wear eye protection with plastic lenses.
Fuelgas hoses are usually colored
An MMA electrode classified as E7018 is:
Flash burn is
The area identified at position 8 is the?
The area identified at position 9 is the?
The chemical composition of the weld metal deposited by a C-Mn steel MMA electrode is usually controlled by:
Never enter the welding shop without wearing _____.
what is the arc energy for the following welding process parameters?
You are working with a GTAW machine that has a 20 percent duty cycle. You estimate the welding job will take at least 30 minutes. You know to:
During the visual inspection of a fillet weld with even lengths of 15mm.the throat thickness is measured at 8.5mm, what is the fillet welds profile?
The area identified at position 8 is the?
What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels?
The maaximum safe working pressure for acetylene is?
Never drag cables or hoses through dirt or oil, and never pull on a cable to force it over an obstruction.
Which of the following best describes a semi-automatic welding process?
Gas cylinder must be chained or secured at all times.
All accidents and injuries, no matter how slight, must be:
1. Remove stub ends immediately after welding; do not leave an electrode ________ with a stub end in it.
Mechanized OFC is commonly referred to as a track burner?
Never use _____ on gas cylinders, regulators, connections, or hoses
Backflow prevention should be provided for oxygen cylinders
The area identified at position 10 is the?
What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels?
Never use acetylene from a cylinder lying on its side because acetone withdrawn with the acetylene could explode.
Never permit _____ to come in contact with a welding machine or gas cylinder.
Safety glasses are not required when welding with the helmet down.
7. Welding may produce fumes and gases _________ to health. Avoid breathing these fumes and gases. Use adequate ventilation.
What is the indication at position 10 and would you accept or reject the indication to the given acceptance levels?
9. The work clamp must be securely attached to the _____________before the start of the welding operation.
What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels?
Tungsten is used forGTAW electrodes because it has which of the following properties?
What is the indication at position 1 and would you accept or reject the indication to the given acceptance levels?
Three physical welding hazards are _______________________________radiation, infrared radiation, and intense visible light.
You notice TIG welding being carried out using MMA electrode striped of flux being used as filler wires .you would certainly report this issue and file a non-conformance report .what would the main reason why?
Acetylene cylinders should be stored in clean, dry, well ventilated locations free from other combustables.
In order to reduce waste and control cost,you should weld until the electrode is
Which of the following is correct about safety colors:
For a welding job where there would be a danger that flying sparks might strike a welder around the head and ear area, what could make the situation safer?
The area identified at position 2 is the?
What is the minimum recommended filter shade on a welding helmet to protect your eyes?
What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels?
Which of the following elements is added to steel to give resistance to creep at elevated service temperatures?
In an all weld metal tensile test, the original test specimens gauge length of 50mm after testing the gauge increased to 72mm, what is the elongation percentage?
What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels?
When performing a fillet weld between two pieces of 5mm thick mild steel, what is the recommended size (leg length) of the weld? (when not given a size)
What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels?
In steel the element with the greatest effect on hardness is:
While cutting with acetylene, the oxygen working pressure is?
What is the indication at position 1 and would you accept or reject the indication to the given acceptance levels?
3. Mark all hot metal after welding operations are completed. _____________is commonly used for this purpose.
Toremove the oxide layer from aluminum prior to welding you should
The toughness and yield strength of steel is reduced by:
Eye protection must be used to:
When welding with the MIG welding process using pure argon as the shielding gas on carbon steel, which of the following problems are likely to occur?
One should never operate arc welding equipment while
A Fusible insert for TIG welding helps:
What is the indication at position 3 and would you accept or reject the indication to the given acceptance levels?
Always _____ fellow students and co-workers.
One should never enter a welding shop without wearing
Cylinder inspection requirements are regulated by the Department of__________.
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When clean-up is called, all scrap metal should be:
What does the number 141 refer to when it is written next to the tail when using symbols?
Which of the following is an advantage of MIG welding?
What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels?
Acetylene cylinders should be protected against extreme temerature rises.
Areas that have less than__________ cubic feet per welder, or that have ceilings less than 16 feethigh, require forced ventilation.
What shade lens should be worn or what shade should you set your auto darkening helmet to when welding:
2. Remove all _____________ material such as cotton, oil, gasoline, etc., from the vicinity of welding.
How would you prepare a 25mm low carbon steel flat bar for a butt weld?
Gas metal arc welding is also known as ___________________________ welding.
Silicon is added to steel and the covering of MMA electrodes in order to:
The area identified at position 9 is the?
Keep cables off metal tables or any grounding surfaces.
What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels?
What is the term forthe width of the cut produced by any cutting process?
What should one never use on gas cylinders, regulators, connections and hoses?
The surface of a fatigue crack will:
Oneshould never enter a welding shop without wearing
The oxyfuel cutting process uses oxygen and what other types of gases?
A WPS may specify a maximum width for individual weld beads (the weave width) when welding C-Mn steels. if the width is exceeded it may cause:
What treatment is recommended after welding stainless steel?
InGMAW, insufficient gas flow can cause?
Federal regulation requires that hazardous information about a product be provided to all users of that product. The form used to provide this information is called a(n)
Disconnect and remove electrode holders and cables used for SMAW.
Potential hazards related to arc welding are
Duplex stainless steel can be somtimes referred to as:
Long hair, loose fitting clothes, and ties are personal safety hazards around rotating equipment.
4. Use safety goggles and a hand shield or helmet equipped with a suitable ________ glass to protect against the intense ultraviolet and infrared rays.
When considering the tungsten arc welding process what is the purpose of the down-slope (slope -out)control?
Thebenefit of copper coated electrode wires is
Nick break and fillet fracture tests are used for assessing:
What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?
What should one never use on gas cylinders, regulators, connections and hoses?
Which type of power source characteristic is normally used for manual welding?
Skin contact with liquid oxygen can cause frostbite.
Never cut into barrels, drums, or any container that has not been _____, or filled with water.
The area identified at position 9 is the?
Potentialhazards relating to arc welding are
Longhair, loose-fitting clothes, and ties are personal safety hazards aroundrotating equipment.
For a welding job that poses the danger that flying sparks and metal splattermight strike a welder in the chest or arms, what could make the situation safer?
The three main types of MMA electrodes used for welding C and C-Mn steels are:
The main reason for grinding the capping passes flush is:
The shielding gasmost commonly used for welding low carbon steel with GTAW is
Burns are some of the most common and painful injuries in a welding shop.
ANSI Z49.1 allows oxygen to be used as a substitute for compressed air when necessary.
Acetylene can be used with an oxyfuel cutting tip?
Which of the following steels is considered non-magnetic?
Whichshielding gas or gas mixture is most often used for welding carbon steelwith the short-circuiting transfer mode?
What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels?
What is the indication at position 3 and would you accept or reject the indication to the given acceptance levels?
If welding travel speed is doubled but the current and voltage remain the same the heat input will be:
Use only solvents and rags to clean cables and hoses.
Haw can you tell the diffrence between an EN/ISO weld symbol and a BS weld symbol?
Always wear suitable protective clothing and _____.
The number 135 is placed at the end of the reference line on a weld symbol according to ISO 2553 what does the number indicate?
You notice that MMA electrodes with the flux covering removed are being used as filler rods for TIG welding. This should not be allowed because:
Which type of electrode is used for stovepipe welding for overland pipeline construction?
Acetylene cylinders should never be operated while lying on their side because acetone could be drawn into the valve, regulator and hoses.
Cylinders shall be moved by tilting and _____ them on their bottom edges.
Valve protection caps _____ be used for lifting cylinders.
Fuel gas fittings are equipped with left handthreads.
What two items on a MIG welder would need to be changed when changing from a 0.9mm mild steel wire electrode to a 1.2mm mild steel wire electrode?
In a transverse tensile test brittleness would be indicated if:
Whether used from a cylinder or from a piped-in supply, natural gas should be used just like any other fuel gas.
When calibrating a mechanized MAG welding plant, which of the following applies(WFS=wire feed speed)?
What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?
What is the indication at position 3 and would you accept or reject the indication to the given acceptance levels?
10. When welding is done near other ___________, screens should be used to protect their eyes from the arc or reflected glare.
What type of weld would you do to form a T shape between two pieces of flat bar?
In order to maintain production, it is acceptable to operate welding equipment beyond its rated capacity.
For a welding job that will require a welder to be welding out of position in a confined area, what could make the situation safer?
What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels?
Shielding is a process used to protect the eyes from welding fume.
How would you prepare heavily rusted mild steel for welding?
Vaporizedmetals, such as zinc, cadmium, lead, chromium and beryllium
Never operate _____ equipment
A typical temperature range for baking basic coated electrodes is:
A butane or propane cigarette lighter is safe around welding equipment as long as it is kept in one's pocket.
What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels?
Whattype of fire extinguisher should be used on electrical fires?
If you found a tool to be faulty or dangerous, what should you do?
Whilewelding, ventilation should be placed as close to the fume source as practical.
What is the indication at position 3 and would you accept or reject the indication to the given acceptance levels?
Only safety glasses need to be worn when grinding, chipping, cutting, or shaping metal with power tools.
Eye protection can be worn over prescription glasses.
Because acetylene burns readily, actetylene cylinders should be kept safely away from open flames.
Burnsare some of the most common and painful injuries in a welding shop.
You are working with a GTAW welding machine that has a duty cycle of only 10 percent. You know to:
A burn that causesthe skin to blister is referred to as a
Why shouldn't you wear nylon clothing when welding?
Make sure water-cooled systems have water turned off when shutting down.
Because they _____, some nonflammable shielding gases such as argon, nitrogen, carbon dioxide, and helium should be stored in well ventilated areas.
_____ oxygen cylinders have a double wall construction to help maintain a vacuum, and such cylinders should be handled with extreme care.
What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels?
Never withdraw acetylene from a cylinder at pressure above 10 psi.
Avoid skin exposure to _____ because both gases are cold enough to cause frostbite.
Which of the following is the only acceptable method for lighting oxyfuel torches?
A fully charged oxygen cylinder contains approximately 225 psi at 70 degrees F.
The main usage of the arc air process is:
What is the purpose of the rectifier in welding sets electrical circuit?
Which of the following fillet welded tee joints would have the highest resistance to fatigue fractures, assuming material, welding process, filler material to be the same?
Gas cylinders must be chained or secured at all times.
Weld centerline longitudinal cracks in welded butt joints may have resulted from which of the following?
Which of the following under typical conditions using the MMA welding process would give the deepest penetration?
What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?
Acetylene has a very narrow flammable range.
What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?
What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels?
A qualified Welding Procedure Specification is used to:
8.Do not operate the _________switch while the machine is operating under welding current load. Consequent arcing at the switch will damage the contact surfaces and the flash may burn the person operating the switch.
What is an "inert gas" as used in Metal Inert Gas (MIG) Welding?
Abutane or propane cigarette lighter is safe around welding equipment as long asit is kept in one's pocket.
When not in use, keep cables and hosescoiled free of kinks and properly stored.
It is not necessary to wear shaded lenses when oxyfuel cutting, because it uses a flame instead of an electric arc.
Exposure to zinc fumes may cause metal fume fever.
Which fuel gas can be used to cut low-carbon steel?
Always keep a safe, _____ work area.
Oneshould never cut or weld directly against
What is the indication at position 10 and would you accept or reject the indication to the given acceptance levels?
As long as they are secure, fuel cylinders can be stored on their side.
What is the indication at position 3 and would you accept or reject the indication to the given acceptance levels?
What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?
Of the following, which is not a requirement for the SMAW process?
You should not use oxygen as a substitute for air.
Pipe bores of some materials must be purged with argon before and during TIG welding in order to:
In MMA, welding penetration is principally controlled by:
The area identified at position 1 is the?
Oxygen should be _____ with the valve end up.
Which weld procedure is safe to perform in wet conditions?
What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels?
Loose clothing, jewelry, and long hair must be securely fastened or removed:
A Hydrogen controlled MMA electrode can always be recognized by the:
Which of the following units is used to express heat input?
What is the indication at position 10 and would you accept or reject the indication to the given acceptance levels?
Since oxygen _____ may react violently in the presence of oil or grease, all oxygen fittings and equipment should be kept free of oil and grease.
What is the indication at position 2 and would you accept or reject the indication to the given acceptance levels?
According to AWS 2.4 a weld symbol for the other side is placed:
What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels?
The device used to control the pressure on an oxyfuel cutting torch set is called?
Whichof the following is not an advantage of the GMAW process?
Which of the following electrode types is classified as BS EN 499?
A confined space is one that
What type of respiratory protection is the minimum required when welding?
Weld spatter during MMA welding is most likely to be caused by:
The term low hydrogen electrode is often used for certain electrodes. What type of covering will they have?
While flame cutting, the preheat flames (with the cutting jets open) should be?
Excessiveamounts of weld spatter in the nozzle may cause
What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels?
What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels?
When considering the MIG/MAG welding process which of the following metal transfer modes would be the best suited to the welding of thick plates over 25mm, flat welding position:
What is the indication at position 3 and would you accept or reject the indication to the given acceptance levels?
The area identified at position 3 is the?
Which term best describes this weld joint?
One should never touch an electrode to a metal surface other than the workpiece because those surfaces may become electrically live.
Deflection of the arc by magnetic forces that can make welding difficult to control is commonly known as:
What type of threadand color are fuel gases fittings?
6. Flameproof aprons or jackets made of leather, fire resistant material, or other suitable material should be worn for ____________ against spatter of molten metal, radiated heat, and sparks.
What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels?
Always check welding areas to make sure they're _____.
Safety glasses need to be worn:
For a given voltage and current setting on an MMA welding plant, when the arc length is shortened , which of them will be most affected?
Fuel cylinders must be stored at least ____ feet from combustibles.
In all cases, shielding gases should be used and stored in _____ position.
The current/polarity used for TIG welding of all materials except aluminum and magnesium is:
The arc flash from an arc welding station is clearly visibleto people who have to walk to the shop office.
Because of the low amount of ultraviolet light present, it is not necessary to use shaded lenses when oxy-fuel cutting.
What is the ratio between the leg length and design throat thickness on mitre fillet weld with equal leg lengths?
Oxygen cylinders should never be stored with flammable gases such as acetylene cylinders.
An arc strike (stray flash) on a steel component is regarded by some codes as unacceptable because:
Which of thefollowing electrodes would you select to produce a weld with shallow penetration?
GMAW is theabbreviation for?
What is the indication at position 9 and would you accept or reject the indication to the given acceptance levels?
What is the indication at position 4 and would you accept or reject the indication to the given acceptance levels?
What is the indication at position 7 and would you accept or reject the indication to the given acceptance levels?
The maximum safeworking pressure for Acetylene is
In GMAW, the amperageis controlled by adjusting the
A # 4 and # 6 shade welding lens used together will have the same protestion as a # 10 shade lens.
What is the indication at position 1 and would you accept or reject the indication to the given acceptance levels?
Never interchange gas and water hoses without purging them first.
When not in use, an electrode holder, GTAW torch or MIG gun should not be placed in contact with a grounded metal surface.
Pre heat prior to the welding of a carbon steel but weld:
Fuel gas fittings are equipped with left-hand threads.
Oxygen cylinders should be protected against excessive _____.
Stick (Arc) Welding uses a coated electrode; what is the purpose of this coating?
What is the indication at position 6 and would you accept or reject the indication to the given acceptance levels?
What type of thread and color are fuel gas fittings?
Natural gas in cylinders should be handled with the same precautions as all other fuel gas cylinders.
Image: https://www.proprofs.com/quiz-school/upload/yuiupload/466428505.jpg
Use welding cable covers.
Which of the following is the most likely to be considered an essential variable for a welder qualification test?
What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels?
which of the following welding parameters are the most difficult to control during the welding operation using a manual arc welding process?
What are theinitials of the federal organization created to insure safe and sanitary working conditions foremployees?
Report any breakage or damage to tools, instruments, or machinery:
While stored, valve protection caps shall be in place and _____.
Compressed air may be used to clean sawdust off the ground:
What is the indication at position 9 and would you accept or reject the indication to the given acceptance levels?
What is the indication at position 8 and would you accept or reject the indication to the given acceptance levels?
What is the indication at position 5 and would you accept or reject the indication to the given acceptance levels?
Areas that have less than ____ cubic feet per welder, or that have ceilings less than 16 feet high, require forced ventilation.
One should never touch an electrode to a metal surface other than the workpiece because those surfaces may become electrically live.
Oxygen cylinders should never be stored with flammable gases such as acetylene cylinders.
You are the only welding inspection on a cross country gas supply pipeline project .which of the following welding /fabrication stages would you consider the most important stage for your closest scrutiny?
Never weld, cut, or grind near _____.
When using GTAW toweld Aluminum with Alternating Current (AC), the tip of the tungsten electrode should be
Federalregulation requires that hazardous information about a product be providedto all users of thatproduct. The form used to provide this information is called a(n)
The oxyfuel processuses oxygen and what other types of gases?
What is the indication at position 1 and would you accept or reject the indication to the given acceptance levels?
When work is finished, when cylinders are moved at any time, or when cylinders are _____, cylinder valves shall be closed
Whenusing a fire extinguisher to extinguish a fire, it should be
Always keep welding equipment in _____.
In an MMA welding process, which of the following statements is false?
Never drape a welding cable over any type of gas cylinder, and NEVER strike an arc on a gas cylinder.
If an excessive amount of preheat is used when making an oxyfuel cut, the?
Which one of the following electrodes is not suitable for use in all positions?
Both propane and MPS cylinders should be used and stored in the upright position.
Inside of buildings, cylinders shall be stored in a well-protected, well-ventilated, dry location at least _____ feet from highly combustable materials.
Oxygen cylinders should never be stored near _____ such as acetylene cylinders.
In TIG welding, what is the benefit of a current slope-out device?It reduces...
The inclusion rate an inductance in the welding circuit when using the MIG/MAG welding process is to:
Propane and MPS cylinders should be stored in clean, dry, well ventilated locations free from other combustables.
Which oxyacetylene flame has an excess of fuel?
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