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In resistance welding, heat is generated due to the resistance

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Materials Science and Manufacturing Engineering Miscellaneous

Materials Science and Manufacturing Engineering

  1. In resistance welding, heat is generated due to the resistance between
    1. electrode and workpiece
    2. asperities between touching plates
    3. two dissimilar metals being in contact
    4. interatomic forces
Correct Option: B

Because of Air Resistance is very high.



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