If n=rpm of the bull wheel, cs =cutting speed=3.2mm/minute and m= the ratio between return time to cutting time= 3 and l=length of cutting stroke (l)=8mm. Find the value of n.

If n=rpm of the bull wheel, cs =cutting speed=3.2mm/minute and m= the

1.	If n=rpm of the bull wheel, cs =cutting speed=3.2mm/minute and m= the ratio between return time to cutting time= 3 and l=length of cutting stroke (l)=8mm. Find the value of n.
A.	2
B.	5
C.	12
D.	none of the mentioned
Answer» E.

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If n=rpm of the bull wheel, cs =cutting speed=3.2mm/minute and m= the ratio between return time to cutting time= 3 and l=length of cutting stroke (l)=8mm. Find the value of n.

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