If drill is 2 mm, feed is 0.2 mm/revolution and metal removal rate is – McqOptions

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1.	If drill is 2 mm, feed is 0.2 mm/revolution and metal removal rate is 50 mm^/minute. Then find out the value of rpm.
A.	318.4
B.	159.2
C.	79.6
D.	39.8
Answer» D. 39.8

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