2024 NOCTI TEST WELDING QUESTIONS WITH 100% CORRECT ANSWERS.

2024 NOCTI TEST WELDING QUESTIONS WITH 100% CORRECT ANSWERS. What does GMAW stand for - AnswerGas Metal Arc Welding GMAW is generally done with what polarity? - AnswerDirect current electrode positive (DC+) What type of power source is generally used for GMAW welding - AnswerConstant Voltage What does E stand for in ER70S-6 - Answerelectrode What does "70" stand for in ER70S-3? - Answertensile strength What mode of metal transfer allows for only flat/horizontal position GMAW welding - AnswerSpray What gas mixture is generally associated with spray transfer on steel? - Answer80% AR/ 20% CO2 What gas mixture is generally associated with globular transfer on steel? - Answer90% AR/ 10%CO2 Inadequate gas flow can cause what defect in GMAW welding? - AnswerPorosity What is generally not an effect of a worn or loose contact tip - Answerporosity What does STT stand for? - AnswerSurface Tension Transfer What type of arc transfer is associated with STT? - Answershort circuit Cold lap or lack of fusion is generally associated with what type of arc transfer - AnswerShort Circuit What does the s stand for in the GMAW classification for ER70S-6 - AnswerSolid What mode of metal transfer allows for consistent all position GMAW welding - AnswerShort Circuit What gas mixture is generally associated with pulse transfer on steel? - Answer90% AR/ 10% CO2 What does SMAW stand for? - AnswerShielded Metal Arc Welding The majority of smaw welding is done using what two polarities - AnswerDc+ , AC The recommended power source for SMAW welding is what type - AnswerConstant Current The AWS a classification of SMAW electrode E7018-H4R what does E stand for? - AnswerElectrode Which is not a fix to arc blow - AnswerIncrease current (Amperage) The AWS classification of smaw electrode, E7018-H4R, what does the R stand for - AnswerMoisture resistance The AWS classification of smaw electrode, E7024, what does the 2 stand for - AnswerFlat/ Horizontal