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The negative pole of the electrode burns away faster than the positive pole.

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in Casting-Forming-Welding II by (119k points)
The negative pole of the electrode burns away faster than the positive pole.

(a) True

(b) False

This question was addressed to me in unit test.

My query is from Arc Welding in chapter Welding and Related Processes of Casting-Forming-Welding II

1 Answer

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Best answer
Correct option is (b) False

Explanation: During the operation of the arc welding process, the positive pole of the electrode experiences two third of the heat and the negative pole experiences one third the heat, hence the positive pole burns away faster than the negative pole.

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