M

Mr. Dubey • 52.30K Points
Coach 

Q. Which of the following represents the formula for cutting speed? cs =cutting speed, D= diameter of work, N= rpm.

(A) cs = (3.14*d*n)
(B) cs = (d*n)
(C) cs = (3.14*d)/n
(D) none of the mentioned
Correct : Option (A)

Explanation: 
 cs = (3.14*d*n) – this is the formula for finding the cutting speed.

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