Which part of the arc welding element/equipment is consumable? 

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SSC JE Mechanical 05 Jun 2024 Shift 2 Official Paper - 1
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  1. Electrode
  2. Electrode holder
  3. AC/DC transformer
  4. Electrical cables

Answer (Detailed Solution Below)

Option 1 : Electrode
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Detailed Solution

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Explanation:

Arc Welding Consumables and Equipment

  • Arc welding is a welding process that uses an electric arc to join metals.
  • The heat generated by the electric arc melts the workpieces and the filler material (if used), allowing them to cool and fuse together.

Working Principle:

  • In arc welding, an electric arc is formed between an electrode and the workpiece. The electrode can either be consumable or non-consumable. Consumable electrodes melt during the welding process and become part of the weld, while non-consumable electrodes do not melt and serve only to conduct the electric arc.
  • The electrode is the consumable part of the arc welding setup.
  • In arc welding processes like Shielded Metal Arc Welding (SMAW), Gas Metal Arc Welding (GMAW), and Flux-Cored Arc Welding (FCAW), the electrode is made of a material that melts and becomes part of the weld joint.
  • This consumable electrode serves dual purposes: it conducts the electric arc to generate the heat required for welding, and it supplies filler material to the weld pool. The electrode is gradually consumed during the welding process, necessitating its replacement or replenishment.

The correct option is: Option 1: Electrode

Latest SSC JE ME Updates

Last updated on Jul 1, 2025

-> SSC JE ME Notification 2025 has been released on June 30. 

-> The SSC JE Mechanical engineering application form are activated from June 30 to July 21. 

-> SSC JE 2025 CBT 1 exam for Mechanical Engineering will be conducted from October 2 to 31. 

-> SSC JE exam to recruit Junior Engineers in different disciplines under various departments of the Central Government.

-> The selection process of the candidates for the SSC Junior Engineer post consists of Paper I, Paper II, Document Verification, and Medical Examination.

-> Candidates who will get selected will get a salary range between Rs. 35,400/- to Rs. 1,12,400/-.

-> Candidates must refer to the SSC JE Previous Year Papers and SSC JE Civil Mock Test, SSC JE Electrical Mock Test, and SSC JE Mechanical Mock Test to understand the type of questions coming in the examination.

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