Question $2(12$ points$)$

For the structure given in Figure $2$ below. $($ take $g=9\mathrm{.}81\frac{m}{s^2})$

Prove that the horizontal and the vertical components at hinge A are: $A_x=3924$Nlarr and $A_y=3924N$ and the horizontal reaction at roller $D$ is $D_x=3924N24\mathrm{.}5.$

Draw the free$-$body diagram for the Pulley at $F,$ then determine the vertical and horizontal components at hinge $F.$

Draw the free$-$body diagram for members BEF,ABCD and the two force member $CE.$

Prove that the horizontal and the vertical components at hinge $B$ are: $B_x$~$=9156N$ and

Solution