Given a three$-$hinge frame with an internal hinge placed in E at the center of the horizontal beam BC$.$ The frame is loaded by a uniformly distributed load with intensity $$ on BC$.$

$1)$ Find the reaction components. $(1$p$)$

$2)$ Determine the internal forces $,$ and $$ at B$.(1$p$)$

$3)$ Determine and draw the distribution of internal forces $,$ and $.$ Find the maximum moment $.(3$p$)$

Given a three$-$hinge frame with an internal hinge placed in $\backslash ($ E $\backslash )$ at the center of the horizontal beam $\backslash ($ B C $\backslash ).$ The frame is loaded by a uniformly distributed load with intensity $\backslash ($ p $\backslash )$ on $\backslash ($ B C $\backslash ).$

$1)$ Find the reaction components. $(1$p$)$

$2)$ Determine the internal forces $\backslash ($ N$,$ Q $\backslash )$ and $\backslash ($ M $\backslash )$ at $\backslash ($ B $\backslash ).(1$p$)$

$3)$ Determine and draw the distribution of internal forces $\backslash ($ N$,$ Q $\backslash )$ and $\backslash ($ M $\backslash ).$ Find the maximum moment $\backslash ($ M$\_\{\backslash$text $\{$max $\}\}\backslash ).(3$p$)$