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NOCTI TEST CIVIL ENGINEERING PRACTICAL EXAM WITH
VERIFIED QUESTIONS AND ANSWERS 100% AND BEST
GRADED A+/CERTIFIED AND APPROVED
A neutral oxygen acetylene flame has a temperature range of - answers-5,800 to 6,300 degrees
Fahrenheit
The same style cutting tip is used for both natural gas - answers-Propane
In PAC, kerf refers to - answers-The gap produced by cutting
Electrodes used for CAC-A are made of carbon or - answers-Graphite
In air carbon arc cutting, compressed air is used to - answers-Dislodge molten material
Compressed air must be ______ in the PAC process - answers-Completely dry
Size of lead cables required for arc processes is determined by the - answers-Rated amperage that is
can carry without overheating
When plasma arc cutting, dross can form on the bottom side of the metal due to - answers-Travel
speed too fast or slow
Which of the following is a ferrous metal - answers-Mild steel
The process of heating a metal and slow cooling it in order to toughen it and reduce brittleness is
know as - answers-Annealing
What is generally not an effect of a worn or loose contact tip - answers-porosity
What does STT stand for? - answers-Surface Tension Transfer
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What type of arc transfer is associated with STT? - answers-short circuit
Cold lap or lack of fusion is generally associated with what type of arc transfer - answers-Short
Circuit
What does the s stand for in the GMAW classification for ER70S-6 - answers-Solid
What mode of metal transfer allows for consistent all position GMAW welding - answers-Short
Circuit
What gas mixture is generally associated with pulse transfer on steel? - answers-90% AR/ 10% CO2
What does SMAW stand for? - answers-Shielded Metal Arc Welding
The majority of smaw welding is done using what two polarities - answers-Dc+ , AC
The recommended power source for SMAW welding is what type - answers-Constant Current
The AWS a classification of SMAW electrode E7018-H4R what does E stand for? - answers-Electrode
Which is not a fix to arc blow - answers-Increase current (Amperage)
The AWS classification of smaw electrode, E7018-H4R, what does the R stand for - answers-Moisture
resistance
The AWS classification of smaw electrode, E7024, what does the 2 stand for - answers-Flat/
Horizontal position
A machine has a duty cycle of 300 Amps @ 20%. How long can you weld for at 300 amps
continuously before the machine shuts down - answers-2 minutes
What smaw rod is know as the "code rod" - answers-E7018
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What is the device inside the power supply that changes AC to DC - answers-Rectifier
To reduce the risk of hydrogen cracking, which electrode would you select? - answers-E7018
In SMAW welding, what does "Hot Start" do - answers-Provides an additional boost of current when
striking the arc
For improved impact properties, select the correct electrode? - answers-E7018-1
What electrode is not used to weld vertical down - answers-E7018
What technique is often associated with E6010 electrodes - answers-Whip
Which of the following is a fast fill electrode - answers-E7024
What is not a function of the coating elements found in SMAW welding electrode - answers-Provide
mechanical and metallurgical properties of the weld deposit
A Class A fire extinguisher can be safely used on an ____ fire - answers-Wood
When welding in a confined space, the welder must have - answers-A watch person outside the
space
What component of an oxygen cylinder allows the product to be removed - answers-Valve assembly
When medium gas welding, a number _____ filter lens should be used - answers-6
Information contained in the tail of a welding symbol might include - answers-Welding process
Referring to the symbol below, the flag signifies a _____ weld - answers-Field
NOCTI TEST CIVIL ENGINEERING PRACTICAL EXAM WITH
VERIFIED QUESTIONS AND ANSWERS 100% AND BEST
GRADED A+/CERTIFIED AND APPROVED
A neutral oxygen acetylene flame has a temperature range of - answers-5,800 to 6,300 degrees
Fahrenheit
The same style cutting tip is used for both natural gas - answers-Propane
In PAC, kerf refers to - answers-The gap produced by cutting
Electrodes used for CAC-A are made of carbon or - answers-Graphite
In air carbon arc cutting, compressed air is used to - answers-Dislodge molten material
Compressed air must be ______ in the PAC process - answers-Completely dry
Size of lead cables required for arc processes is determined by the - answers-Rated amperage that is
can carry without overheating
When plasma arc cutting, dross can form on the bottom side of the metal due to - answers-Travel
speed too fast or slow
Which of the following is a ferrous metal - answers-Mild steel
The process of heating a metal and slow cooling it in order to toughen it and reduce brittleness is
know as - answers-Annealing
What is generally not an effect of a worn or loose contact tip - answers-porosity
What does STT stand for? - answers-Surface Tension Transfer
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What type of arc transfer is associated with STT? - answers-short circuit
Cold lap or lack of fusion is generally associated with what type of arc transfer - answers-Short
Circuit
What does the s stand for in the GMAW classification for ER70S-6 - answers-Solid
What mode of metal transfer allows for consistent all position GMAW welding - answers-Short
Circuit
What gas mixture is generally associated with pulse transfer on steel? - answers-90% AR/ 10% CO2
What does SMAW stand for? - answers-Shielded Metal Arc Welding
The majority of smaw welding is done using what two polarities - answers-Dc+ , AC
The recommended power source for SMAW welding is what type - answers-Constant Current
The AWS a classification of SMAW electrode E7018-H4R what does E stand for? - answers-Electrode
Which is not a fix to arc blow - answers-Increase current (Amperage)
The AWS classification of smaw electrode, E7018-H4R, what does the R stand for - answers-Moisture
resistance
The AWS classification of smaw electrode, E7024, what does the 2 stand for - answers-Flat/
Horizontal position
A machine has a duty cycle of 300 Amps @ 20%. How long can you weld for at 300 amps
continuously before the machine shuts down - answers-2 minutes
What smaw rod is know as the "code rod" - answers-E7018
, Page |3
What is the device inside the power supply that changes AC to DC - answers-Rectifier
To reduce the risk of hydrogen cracking, which electrode would you select? - answers-E7018
In SMAW welding, what does "Hot Start" do - answers-Provides an additional boost of current when
striking the arc
For improved impact properties, select the correct electrode? - answers-E7018-1
What electrode is not used to weld vertical down - answers-E7018
What technique is often associated with E6010 electrodes - answers-Whip
Which of the following is a fast fill electrode - answers-E7024
What is not a function of the coating elements found in SMAW welding electrode - answers-Provide
mechanical and metallurgical properties of the weld deposit
A Class A fire extinguisher can be safely used on an ____ fire - answers-Wood
When welding in a confined space, the welder must have - answers-A watch person outside the
space
What component of an oxygen cylinder allows the product to be removed - answers-Valve assembly
When medium gas welding, a number _____ filter lens should be used - answers-6
Information contained in the tail of a welding symbol might include - answers-Welding process
Referring to the symbol below, the flag signifies a _____ weld - answers-Field
