What are the values of entrance angles that vary in Laser drilling pr – McqOptions

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1.	What are the values of entrance angles that vary in Laser drilling process?
A.	0.1 – 1 oC
B.	1 – 5 oC
C.	15 – 90 oC
D.	90 – 150 oC
Answer» D. 90 – 150 oC

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