Q 63. If each abrasive grain is viewed as a cutting tool, then which of the following represents the cutting parameters in common grinding operations?
(A) Large negative rake angle, low shear angle and high cutting speed
(B) Large positive rake angle, low shear angle and high cutting speed
(C) Large negative rake angle, high shear angle and high cutting speed
(D) Zero rake angle, high shear angle and high cutting speed
Answer: (A)
Explanation:
