As per the approximate standard dimensions the relation between the r – McqOptions

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1.	As per the approximate standard dimensions the relation between the radius of chamfer arc, R and the nominal diameter of the bolt D for a hexagonal nut.
A.	D = 0.5R
B.	R = 2D
C.	R = 1.4D
D.	D = 2R
Answer» D. D = 2R

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