Q$05$: Moments Example $17$

$-$ The force in the drawbridge chain is $600$ lb and the drawbridge weighs $200$ lb

$-\backslash ($ A $\backslash )$ is a pin and answers shall be expressed as $\backslash ($ x $\backslash )$ and $\backslash ($ y $\backslash )$ components based on the original image$/$orientation

$-$ B is contact with a smooth surface $($roller$)$ and shall be expressed as a y component based on the original image$/$orientation