Mechanical Engineering > GATE 2014 Set-4 > Manufacturing
Better surface finish is obtained with a large rake angle because
A
the area of shear plane decreases resulting in the decrease in shear force and cutting force
B
the tool becomes thinner and the cutting force is reduced
C
less heat is accumulated in the cutting zone
D
the friction between the chip and the tool is less

Correct : a

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Related Topics

mechanical engineering gate 2014 rake angle effect surface finish improvement GATE mechanical engineering 2014 shear plane force reduction cutting tool mechanics friction in machining heat accumulation cutting zone

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