QUESTION $2[25$ MARKS$]$

Determine the factored compressive reciutance, $Cr,$ of a $5m$ long strut manafactured from a $15015010$ equal leg angle $($with yield strength $f,=350$MPa $).$ The strut is pinned at its ends, and bracing peovides loteral resinint to the $y-$axis at mid$-$length.

$1$

STRZGO$1$ MAXOR TEST $12024$

Use the following propertics for equal leg angle, in asdition to the properties provided in Annexure A$.$

$x_4=0mm,$

$y=-49\mathrm{.}9m\frac{?}{b}$

$ar(r_4)=$$$22mm$

$C_{?}==15610mm.$

$=631\mathrm{.}4{10}^{\text{'}}$