Question: For the following solid cross-section: (a) Compute the sectional centroidal bending stiffnesses. (b) Determine the orientation of the principal centroidal axes of bending. (c)

For the following solid cross-section: (a) Compute the sectional centroidal bending stiffnesses. 

For the following solid cross-section: (a) Compute the sectional centroidal bending stiffnesses. (b) Determine the orientation of the principal centroidal axes of bending. (c) Compute the principal centroidal bending stiffnesses. Use the following: a = 0.5 m, E = 200 GPa. 2a 2a a

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