Determine the cutting speed(cs) of the shaft mm/min. diameter(d)=25 mm – McqOptions

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1.	Determine the cutting speed(cs) of the shaft mm/min. diameter(d)=25 mm, rpm(n)=50 mm/revolution
A.	3.925
B.	1.25
C.	7.85
D.	none of the mentioned
Answer» B. 1.25

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