Welding 1 Module 4 Questions and Answers | Latest Version | 2024/2025 | Correct & Verified
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Module
Welding 1 Module 4
Institution
Welding 1 Module 4
Welding 1 Module 4 Questions and
Answers | Latest Version | 2024/2025 |
Correct & Verified
What is the purpose of a post-weld heat treatment?
To relieve stresses and reduce the risk of cracking in the weld
What is the difference between a single-pass and multi-pass weld?
A single-pass...
Welding 1 Module 4 Questions and
Answers | Latest Version | 2024/2025 |
Correct & Verified
What is the purpose of a post-weld heat treatment?
✔✔ To relieve stresses and reduce the risk of cracking in the weld
What is the difference between a single-pass and multi-pass weld?
✔✔ A single-pass weld uses one pass to fill the joint, while a multi-pass weld uses several passes
to build the weld bead
What should you do before starting a weld?
✔✔ Ensure the work area is clean, dry, and free from contaminants
What is the role of the tungsten electrode in TIG welding?
✔✔ To create the arc and direct the heat to the workpiece
What causes welding arc blow, and how can it be prevented?
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, ✔✔ Arc blow is caused by magnetic fields interfering with the arc, and it can be prevented by
adjusting the workpiece position or using a higher current
What is the purpose of a welding inspection?
✔✔ To ensure the weld is structurally sound and free of defects
What is the function of a welding machine’s amperage control?
✔✔ To adjust the current supplied to the welding electrode or filler metal
What does it mean to "burn through" during welding?
✔✔ It means the heat from the weld has created a hole in the base material due to excessive heat
input
What is the purpose of a welding helmet?
✔✔ To protect the welder’s eyes and face from sparks and UV radiation
Why is it important to wear protective gloves while welding?
✔✔ To protect the hands from heat, sparks, and sharp materials
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