It is important to initiate the welding arc within the weld groove because:

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Mr. Dubey

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Q. It is important to initiate the welding arc within the weld groove because:

(A) Starting a weld bead outside the groove may overheat the base metal
(B) Too rapid heating and cooling of the base metal can cause hard spots which are potential failure initiation sites
(C) Starting a weld bead outside the groove results in excessively wide welds
(D) None of the above

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✅ Correct Answer: (D) None of the above

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