Cwb Study guides, Class notes & Summaries

During arc welding there is a zone adjacent to the weld metal that reaches high temperatures but does not melt. What is the name of this region? ANSWER-Heat Affect Zone (HAZ) In parallel electrical circuits, the voltage across each resistor is the same since each path is connected to the same voltage source. Select the correct statement. A. in each parallel path the resistance must be equalized to create equal voltage. B. the current flowing in each parallel path must be the same as the vo...

CWB | Introduction to Welding Metallurgy of Steel Test Questions And Answers During arc welding there is a zone adjacent to the weld metal that reaches high temperatures but does not melt. What is the name of this region? - ANSWER The heat affected zone Not all the heat energy produced during welding will enter the plate as heat energy. What is this phenomenon known as? - ANSWER The efficiency With manual welding the technique will influence the energy input. Of the following te...

CWB Level 1 Exam Preparation book Chapter 1 Questions with correct Answers

CWB 47.1 QUESTIONS AND CORRECT ANSWERS 2024

CWB Level 1, Mod 4 - Welding Processes & High current, low voltage - correct answer Describe the current and voltage of a welding arc 30% arc heat at the electrode. 70% arc heat at the work. - correct answer What is the percentage of arc heat at the electrode and at the work when using the GTAW process with current set to DCEN? 15 degrees using a push technique - correct answer What travel angle and technique should be used with MCAW for a flat profile and good penetration? They are cla...

CWB Welding - Chapter 4 (Metallurgy and Material Specification) questions with correct answers 2024 Alloy steels are typically used for: - ANSWER-Tools and gears. Engineering materials are classified as metals and: - ANSWER-Non-metals. Which of the following elements is used as an alloying element in steel and provides corrosion resistance? - ANSWER-Nickel. True or False? Alloys are mixtures of metal with other metals or non-metals. - ANSWER-True. What is the purpose of ...