Beam ABD supports an 80 kg vertical mass connected at point D. The beam has a pin connection at the wall at point A and is pinned to the vertical bar BC at the point B. The vertical bar BC has a length of 5m, a square cross section of 15 cm by 15 cm, a modulus of elasticity of 70 GPa, and a Poisson's ratio of 0.35. Determine the following: 1. The normal stress in bar BC 2. The elongation of bar BC if the force in bar CB is 1200 N. 3. The change in thickness in bar BC, if the elongation of bar BC is 5.0 μm 5m A C B D O 80 kg

Beam ABD supports an 80 kg vertical mass connected at point D. The beam has a pin connection at the wall at point A and is pinned to the vertical bar BC at the point B. The vertical bar BC has a length of 5m, a square cross section of 15 cm by 15 cm, a modulus of elasticity of 70 GPa, and a Poisson's ratio of 0.35. Determine the following: 1. The normal stress in bar BC 2. The elongation of bar BC if the force in bar CB is 1200 N. 3. The change in thickness in bar BC, if the elongation of bar BC is 5.0 μm 5m A C B D O 80 kg

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 2.5.22P: A non prism elk- bar ABC made up of segments AB(length £,, cross-sectional area .Inland BC (length...

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