In order to obtain bolt of uniform strength

1.	In order to obtain bolt of uniform strength
A.	Increase shank diameter
B.	Increase its length
C.	Drill an axial hole through head up to threaded portion so that shank area is equal to root area of thread
D.	Tighten die bolt properly
Answer» D. Tighten die bolt properly

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In order to obtain bolt of uniform strength

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