mm. a) Determine the displacement in -y direction of end D by using Castigliano's second theorem. b) Determine the rotation about x'axis of end D by using Castigliano's second theorem. c) Without any calculation, explain whether the rotation about x' axis of end D increases if the applied load is increased from 10 kN to 20 kN. Consider the strain energy due to axial, bending and torsion only. Neglect the strain energy đue to transverse shear. B D

mm. a) Determine the displacement in -y direction of end D by using Castigliano's second theorem. b) Determine the rotation about x'axis of end D by using Castigliano's second theorem. c) Without any calculation, explain whether the rotation about x' axis of end D increases if the applied load is increased from 10 kN to 20 kN. Consider the strain energy due to axial, bending and torsion only. Neglect the strain energy đue to transverse shear. B D

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter2: Axially Loaded Members

Section: Chapter Questions

Problem 2.2.13P: Two rigid bars are connected to each other by two linearly elastic springs. Before loads are...

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