HOMEWORK #$7$

Problem #$1$

The beam is supported by a pin at A and a pinned$-$end strut, CD$.$ Determine the components of the support reactions at A and C$.$ Please explain in detail.

Problem #$2$

The $100-$lb plate is supported by a ball and socket at A $,$ a roller at B $,$ and the cord CD$.$

Determine the support reactions at A$,$B$,$ and C if M is $400$lb$*$ft and w$=40$l$($b$)/($f$)$t$.$ Please explain in detail.