Which of the following materials is/are used for Electrical Discharge Machining (EDM) process? A. Brass B. Copper C. Graphite D. All of the above Right Answer: D. All of the above Share : January 19, 2018 Hassan Ali Mechanical Engineering Total 1 Votes: 0 1 Tell us how can we improve this Mcqs? Captcha: + = Verify Human or Spambot ? Related Mcqs Check Below -Why are mechanical springs used?Adding an additive to water glycol fluids improves?Line joining Syt (yield strength of the material) on mean stress axis and Se (endurance limit of the component) on stress amplitude axis is called as?