

McqMate
Q. |
What is the maximum value of drilling depth in trepanning method of laser drilling process? |
A. | 1.7 mm |
B. | 4.3 mm |
C. | 6.4 mm |
D. | 7.9 mm |
Answer» C. 6.4 mm | |
Explanation: the depth increases when we use a trepanning method for laser drilling process and that is about 6.40 mm. |
View all MCQs in
Unconventional Machine Process (UMP)No comments yet