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In Electro discharge machining, materials with low melting point have which type of surface roughness?

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in Advanced Machining by (962k points)
In Electro discharge machining, materials with low melting point have which type of surface roughness?

(a) Rough

(b) Smooth

(c) Fine

(d) All of the mentioned

This question was addressed to me during an internship interview.

My enquiry is from EDM-Material Removal Rate topic in chapter Thermal Processes of Advanced Machining

1 Answer

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Best answer
The correct answer is (a) Rough

The explanation: In Electro discharge machining, materials having low melting point have high rougher surfaces and vice-versa.

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