$(2$a$)$ Alux Antarn

$(30$ points$)$ Determine the normal force, shear force and moment af point $D$ of the two$-$member frame.

$208t$

$Cy=By$

$Cy=980$

$Cy$

$B$

$90\mathrm{.}20$

$$

D BC

Q$404-900(9)$

${?}_{Ax}^{\text{l}\text{o}\text{n}\text{g}\text{r}\text{i}\text{g}\text{h}\text{t}\text{a}\text{r}\text{r}\text{o}\text{w}}$

V

$24350$

hat$(f{)}_{1k}20H$

${}_s{\displaystyle \underset{?}{\overset{?}{}}}{M}_B=0,1800*10-Ay(20)$

$q,$

$uarrC{r}^{1080}$

nok Frane

$A_y=900lb$

$1620$

$B300ds$ positu sian $\frac{F_y}{{\displaystyle \underset{?}{\overset{?}{}}}{F}_x}=0$~$=Ax+N=0$~$=Ax+N=0By=900\text{'}l$

$A_x=-N_0,N_0=$

$-180,1080$