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What are the values of pressure of the plasma in EDM?(a) Up to 2 atm(b) Up to 20 atm(c) Up to 200 atm(d) Up to 2000 atmThis question was posed to me during an internship interview.My question is taken from EDM-Mechanism of Material Removal topic in division Thermal Processes of Advanced Machining |
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Answer» RIGHT answer is (c) Up to 200 atm The BEST EXPLANATION: Pressure on the plasma CHANNEL rises to values as high as 200 atm when dielectric evaporates. |
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