$!$

Required information

A brass bolt $(E_b=15{10}^6)$ of $\frac{3}{8}-$in$.$ diameter is fitted inside a steel tube $(E_S=29{10}^6)$ of $\frac{7}{8}-$in$.$ outer diameter and

$\frac{1}{8}-$in$.$ wall thickness. After the nut has been fit snugly, it is tightened a one$-$quarter full turn. The bolt is single$-$threaded

with a $0\mathrm{.}1-$in$.$ pitch. It is given that $L=22$ in$.$

Determine the normal stress in the tube.

The normal stress in the tube is $-|$

$$ ksi.