Q. Using the Taylor’s tool life equation with exponent n = 0.5, if the cutting speed is reduced by 50%, the ratio of new tool life to original tool life is
(A) 4 (B) 2 (C) 1 (D) 0.5
Ans: 4
Sol:
Using the Taylor’s tool life equation with exponent n = 0.5, if the cutting speed is reduced by 50%
