The box beam is made by nailing four 2-in. by 8-in. planks together as shown. (a) Show that the moment of inertia of the cross- sectional area about the neutral axis is 981.3 in.4. (b) Given that wo = 300 lb/ft, find %3D the largest allowable force P if the bending stress is limited to 1400 psi. - 8 in.- 2 in. P Wo A C 8 in. |B 9 ft te-3 ft→
The box beam is made by nailing four 2-in. by 8-in. planks together as shown. (a) Show that the moment of inertia of the cross- sectional area about the neutral axis is 981.3 in.4. (b) Given that wo = 300 lb/ft, find %3D the largest allowable force P if the bending stress is limited to 1400 psi. - 8 in.- 2 in. P Wo A C 8 in. |B 9 ft te-3 ft→
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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