Brittle materials are machined with tools having zero or negative rake

1.	Brittle materials are machined with tools having zero or negative rake angles because it
A.	Results in lower cutting force
B.	Improves surface finish
C.	Provides adequate strength to cutting forces
D.	Results in more accurate dimensions
Answer» D. Results in more accurate dimensions

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Brittle materials are machined with tools having zero or negative rake angles because it

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