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Question

The rake angle of a cutting tool is 15°, shear angle 45° and the cutting velocity 35 m/min. What is the velocity of chip along the tool face?

A
28.57 m/min
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B
27.38 m/min
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C
25.32 m/min
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D
23.56 m/min
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Solution

The correct option is A 28.57 m/min
We know,

Vcos(ϕα)=VCsinϕ

VC=35×sin45cos30=28.57m/min


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