At what rpm should a lathe be run to give a cutting speed of 25 m/min. – McqOptions

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1.	At what rpm should a lathe be run to give a cutting speed of 25 m/min. When turning a rod of diameter 32 mm.
A.	Parting off
B.	160 rpm
C.	100 rpm
D.	200 rpm
E.	250 rpm
Answer» F.

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