In deriving relationship between thickness ratio, angle of shear plane – McqOptions

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1.	In deriving relationship between thickness ratio, angle of shear plane and tool rake angle, which assumption is not required in orthogonal cutting
A.	tool cuts at constant speed
B.	the edge of the cutting tool is larger than width of the chip
C.	the width of chip is larger than its thickness
D.	None of the above
E.	Parting off
Answer» B.

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