QUESTION $2$

FIGURE $2,$ DIAGAAM SHEET $1($attached$),$ shows a typical connection at ons of the nodes of a steel roof truss. The parts marked $\text{'}B\text{'}$ and $\text{'}E\text{'}$ are single discontirsuous stoest angles secured to an $8mm$ thick gusset plate.

$2.1$ Select a suitable equal$-$log steol angle for the pant marked $\text{'}$E$\text{'}.$

$2\mathrm{.}2$ Select a suitable strut for part marked $\text{'}B\text{'}.$ The actual length $=1,760$ metres.

FIGURE $1$

FIGURE $2$