A plastic beam has a cross section with dimensions of a = 2.3 in., b = 8.1 in., d = 4.6 in., and t = 0.6 in. The centroid is located c = 1.941 in. above the bottom surface of the beam, and the moment of inertia of the shape about the z centroidal axis is lz = 33.131 in. 4. For a shear force of V = 2100 lb, what is the maximum shear stress in the beam? y 1 (tyр.) d V b Answer: Tmax = i psi

Structural Analysis
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Chapter2: Loads On Structures
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A plastic beam has a cross section with dimensions of a = 2.3 in., b = 8.1 in., d = 4.6 in., and t = 0.6 in. The centroid is located c = 1.941 in.
above the bottom surface of the beam, and the moment of inertia of the shape about the z centroidal axis is lz = 33.131 in. 4. For a
shear force of V = 2100 lb, what is the maximum shear stress in the beam?
y
1 (tyр.)
d
V
b
Answer:
Tmax =
i
psi
Transcribed Image Text:A plastic beam has a cross section with dimensions of a = 2.3 in., b = 8.1 in., d = 4.6 in., and t = 0.6 in. The centroid is located c = 1.941 in. above the bottom surface of the beam, and the moment of inertia of the shape about the z centroidal axis is lz = 33.131 in. 4. For a shear force of V = 2100 lb, what is the maximum shear stress in the beam? y 1 (tyр.) d V b Answer: Tmax = i psi
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