CWB 2 All Module Exams 2024
CWB 2 All Module Exams 2024 A Plasma is: A) A gas made up of positive ions and free electrons B) A liquid used to reduce adherence of spatter C) The main component in an inverter power source D) Always present in an electrical circuit - answer-A) A gas made up of positive ions and free electrons To increase melting rate (burn-off rate) in the shielded metal arc welding (SMAW) process, which polarity should be used? A) DCEP B) ACEP C) DCEN D) ACEP - answer-C) DCEN Which type of welding power source is used for the SMAW process? A) Constant Current B) Constant Voltage C) Pulsed Current D) Pulsed Voltage - answer-A) Constant Current The purpose of a drooping welding power source is to produce:
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cwb 2 all module exams 2024