A spindle speed of 300 rpm and a feed of 0.3 mm/revolution are chosen – McqOptions

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1.	A spindle speed of 300 rpm and a feed of 0.3 mm/revolution are chosen for longitudinal turning operation on an engine lathe. In finishing pass, roughness on the work surface can be reduced by
A.	reducing the spindle speed
B.	increasing the spindle speed
C.	reducing the feed of tool
D.	increasing the feed of tool
Answer» D. increasing the feed of tool

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