Tutornest

GMAW & FCAW Questions and unswers graded A+ Increasing the voltage in a constant voltage machine will ___________ the arc length?☑️Correct Ans-Increase FCAW combines what two other welding processes to achieve it's characteristic?☑️Correct Ans-SMAW & GMAW

GMAW And FCAW Welding Fundamentals Questions And Answers Graded A+ Direct current electrode positive (DCEP) is also called...☑️Correct Ans-Direct current reverse polarity. (DCRP) Current used in GMAW welding.☑️Correct Ans-Direct current electrode positive (reverse polarity). Direct current electrode negative (straight polarity) is rarely used. What voltage supply (power supply) is used in both GMAW and FCAW?☑️Correct AnsConstant voltage power supply.

GMAW Wire Feed Welding Questions And Answers 2 Exam (elaborations) GMAW Welding questions and answers 3 Exam (elaborations) GMAW & FCAW Questions And Answers 4 Exam (elaborations) GMAW And MIG Questions And Answers

GMAW & FCAW Questions And Answers The distance from the contact tip to the end of the electrode is called?☑️Correct Ans-Stickout For welding steel with GMAW, CO2 offers the advantage of _______ over an aragon CO2 mixture.☑️Correct Ans-More depth of penetration

GMAW Welding questions and answers 4. What three conditions are required for the spray transfer process to occur?☑️Correct Ans- • Argon Shielding (or argon rich shielding gas mixtures) • DCEP Polarity • A current level above a critical amount called the transition current. 3. In what form is metal transferred across the arc in the axial spray metal transfer method of GMA welding?☑️Correct Ans-• Molten metal drops

Knurled drive roller☑️Correct Ans-Used for tubular composite or flux cored electrode wires. Liner (Conduit)☑️Correct Ans-After the electrode wire is fed past the drive rolls, the wire travels through the torch ________. Steel liners=steel electrodes. Nylon liners allow aluminum electrodes to move more freely but will be damaged with steel electrodes. Composite liners allow stainless steel electrodes to feed more smoothly than steel liners.

GMAW Wire Feed Welding Questions And Answers The welding wire is electrical current☑️Correct Ans-DC At the end of the welding gun you have pieces. An insulator, an adaptor, a contact tip, and the nozzle☑️Correct Ans-4 Contact tips come in different sizes☑️Correct Ans-True