+1 vote
in Machine Design by (86.7k points)
Find the radius of Mohr circle which can be made from the shear stress and tensile stress acting on bolts.(Consider bolt under max stress and area of bolt is A)

(a) 10000/A  N/mm²

(b) 6378.5/A  N/mm²

(c) 10755.7/A   N/mm²

(d) None of the listed

I must answer this question from in a certification exam.

This interesting question is from the Eccentric Loaded Perpendicular to axis of Bolt unit in module Threaded Joints of Machine Design

1 Answer

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ago by (48.2k points)
Correct answer is (b) 6378.5/A  N/mm²

Let me simplify it: r=√(σ/2)²+ τ² where σ=7920.8/A and τ=20000/4A.

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