Calculate the cutting speed of drilling operation when diameter of drill is 10 mm and rotational speed of drill is 200 r.p.m.?

A. 6.283 m/min
B. 3.142 m/min
C. 8.362 m/min
D. 10.216 m/min

Right Answer: A. 6.283 m/min

January 19, 2018   Hassan Ali    Mechanical Engineering  
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