Problem 7.3 - Internal Shear Force & Bending Moment by Equilibrium

Problem Statement

Three loads are applied to the structure as shown, where F₁ = 10 lb., F₂ = 13 lb., and F₃ = 10 lb applied at an angle Θ = 50°. Determine the internal shear force and bending moment at section aa.

Figure 1: Three loads are applied to the structure as shown. {fig-alt=” unsure how to describe.”}