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Q. |
When 50 mm rod is turning at a spindle speed of 200 rpm the cutting speed would be |
A. | 15 - 20 m/min |
B. | 10 - 12 m/min |
C. | 12 - 15 m/min |
D. | 30-35 m/min |
E. | 20 - 28 m/min |
Answer» D. 30-35 m/min |
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