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Copper has _________ Electro discharge machining wear and _________ conductivity.

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in Advanced Machining by (962k points)
Copper has _________ Electro discharge machining wear and _________ conductivity.

(a) Good, better

(b) Good, worse

(c) Bad, better

(d) Bad, worse

I got this question in exam.

Origin of the question is EDM-Machining System in portion Thermal Processes of Advanced Machining

1 Answer

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Best answer
Correct option is (a) Good, better

For explanation: Cu is the metal which has better conductivity and good electro discharge machining wear.

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