Welding Level 1 Module 1 Review
Questions/Answers | Latest Version |
2024/2025 | Correct & Verified
What is the purpose of wearing a welding helmet?
A welding helmet protects the face, eyes, and neck from harmful UV rays, sparks, and heat.
What is a weld bead?
A weld bead is the deposit...
Welding Level 1 Module 1 Review
Questions/Answers | Latest Version |
2024/2025 | Correct & Verified
What is the purpose of wearing a welding helmet?
✔✔A welding helmet protects the face, eyes, and neck from harmful UV rays, sparks, and heat.
What is a weld bead?
✔✔A weld bead is the deposited metal created during the welding process.
Why is it important to clean the base metal before welding?
✔✔Cleaning removes contaminants like rust, oil, and dirt that can weaken the weld.
What is the function of a grounding clamp in welding?
✔✔The grounding clamp completes the electrical circuit, ensuring safe and efficient welding.
What is an electrode?
✔✔An electrode is a rod or wire that conducts electricity and provides filler metal during
welding.
1
, What is slag in welding?
✔✔Slag is the layer of flux and impurities that forms on top of the weld bead, protecting it as it
cools.
What is the purpose of preheating the metal before welding?
✔✔Preheating reduces the risk of cracking by minimizing temperature differences in the metal.
Why is ventilation important during welding?
✔✔Ventilation removes harmful fumes and gases, ensuring a safe breathing environment.
What is the role of flux in welding?
✔✔Flux protects the molten weld pool from oxidation by forming a gas shield or slag layer.
What is a fillet weld?
✔✔A fillet weld joins two surfaces at a right angle, such as in T-joints or corner joints.
Why is it important to inspect welds after completion?
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