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1. |
If t=2minute, n=2rpm and s=5 mm. Then find the value of l. t=machining time in minute, l=length of travel of the drill in mm, n= rpm of the drill and s=feed per revolution of the drill in mm.$ |
A. | 5 |
B. | 10 |
C. | 20 |
D. | none of the mentioned |
Answer» D. none of the mentioned | |