maximum shear stress due to V. The parameters are a = 5 in, b = 15 in, c = 0.775 in, h = 2 in, $F_1$ = 3200 lbf, and $F_2$ = 1000 lbf.
The moment of inertia is in$^4$.
The maximum tensile bending stress due to M is psi.
The maximum shear stress due to V is psi.