Q$5.$ The simply supported beam carries two point loads, as shown in the figure. The beam has a rectangular cross$-$section with a width of $2$ inches and height of $6$ inches.a$)$ Draw the beam's shear and moment diagram. $(10$ points$)$b$)$ Calculate the maximum bending stress in the cross$-$section. $(7\mathrm{.}5$ points$)$c$)$ Calculate the maximum shear stress in the cross$-$section. $(7\mathrm{.}5$ points$)$

Q$5.$