Two different tools A and B having nose radius of 0.6 mm and 0.33 mm respectively are used to machine C-45 steel employing feed rate of 0.2 mm/rev and 0.1 mm/rev respectively. The tool that gives better finish and the value of ideal surface roughness are

Tool A and 8.333 m respectively

Tool B and 8.333 m respectively

Two different tools A and B having nose radius of 0.6 mm and 0.33 mm r

1.	Two different tools A and B having nose radius of 0.6 mm and 0.33 mm respectively are used to machine C-45 steel employing feed rate of 0.2 mm/rev and 0.1 mm/rev respectively. The tool that gives better finish and the value of ideal surface roughness are
A.	Tool A and 4.166 respectively
B.	Tool B and 3.78 m respectively
C.	Tool A and 8.333 m respectively
D.	Tool B and 8.333 m respectively
Answer» C. Tool A and 8.333 m respectively

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Two different tools A and B having nose radius of 0.6 mm and 0.33 mm respectively are used to machine C-45 steel employing feed rate of 0.2 mm/rev and 0.1 mm/rev respectively. The tool that gives better finish and the value of ideal surface roughness are

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