고체역학 (Gere) — Stresses in Beams (Basic Topics): Problem 5.11-1

5.11-1 A prefabricated wood I-beam serving as a floor joist has the cross section shown in the figure. The allowable load in shear for the glued joints between the web and the flanges is 12 kN/m in the longitudinal direction. Determine the maximum allowable shear force \( V_{max} \) for the beam.