📊 Design of Machine Elements
Q. Filler material is used in electric resistance welding.
  • (A) yes
  • (B) no filler material used
  • (C) depends on the type of welding
  • (D) none of the listed
💬 Discuss
✅ Correct Answer: (B) no filler material used

Explanation: no filler material is used. only the heat released from resistance of metallic parts to current is used for melting the adjoining parts.

Explanation by: Mr. Dubey
no filler material is used. only the heat released from resistance of metallic parts to current is used for melting the adjoining parts.

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