Welding final Exam 2025 Questions & Answers | Questions with 100% Correct Answers | Verified

List different types of metal transfer in mig welding - Short circuit , pulse spray Define push angle - A travel angle where the electrode is angled to point in What is gas drift - When shielding gas goes away When should safety glasses be worn - At all times The connecting nut that mounts the acetylene hose on the welding torch is what kind of thread - Reverse threaded What are tack welds are used for - Temperary welds to hold in place What does the coating of the electrode provide - Shielding gas in slag What is the advantage of 75% argon 25% Carbon dioxide mix in shielding gas - Less spatter on weld What shielding gas we use for Gmaw - 100% CO2 Why shielding gas in the arc area displace atmospheric gases with inert gases - Without shielding gas we get porosity Does a lap joint requires edge preparation - No What happens when an arc length is to long in smaw - Voltage spikes