PROBLEMS

$(28$ points$)$ Solve for the reactions on the tailgate and determine

the internal loadings that act on the section at point from

if the crate weighs $120$ lb and the tailgate weighs $50$ lb $.$ Be

sure to clearly indicate the direction of your assigned internal

loadings in your FBD$.$

$3$ Points Extra Credit: To the nearest $\frac{1}{{16}^{\text{'}\text{'}}},$ determine the

diameter of the single$-$sheared pin $A$ if the failure shear stress

is $36$ ksi and has a $2\mathrm{.}5$ factor of safety.HELP ASAP