[Solved] What are the magnitude of voltages used in Electro discharge machining?

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Q.	What are the magnitude of voltages used in Electro discharge machining?
A.	1 to 20 v
B.	20 to 120 v
C.	120 to 220 v
D.	220 to 320 v
Answer» B. 20 to 120 v
Explanation: in edm, the magnitude of voltages range between 20 and 120 v.

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