What are the values of thickness of recast layers in Electro discharg – McqOptions

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1.	What are the values of thickness of recast layers in Electro discharge machining?
A.	0.001 to 0.025 µm
B.	0.01 to 0.25 µm
C.	1 to 25 µm
D.	10 to 250 µm
Answer» D. 10 to 250 µm

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