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Which type of damage is caused by deterioration which is caused by spark?(a) Reparable(b) Irreparable(c) All of the mentioned(d) None of the mentionedThis question was posed to me in examination.I need to ask this question from ECM-Process Control in section Electrochemical Processes of Advanced Machining

Answer»

The correct choice is (B) Irreparable

The best I can EXPLAIN: Deterioration by sparking MAY cause irreparable damage to the work PIECES.



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