Which of the following indicate better machinability? 1. Smaller shear angle 2. Higher cutting force 3. Longer tool life 4. Better surface finish.

Which of the following indicate better machinability? 1. Smaller shear

1.	Which of the following indicate better machinability? 1. Smaller shear angle 2. Higher cutting force 3. Longer tool life 4. Better surface finish.
A.	1 and 3
B.	2 and 4
C.	1 and 2
D.	3 and 4
Answer» D. 3 and 4

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Which of the following indicate better machinability? 1. Smaller shear angle 2. Higher cutting force 3. Longer tool life 4. Better surface finish.

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