Q2 Consider a low-carbon square steel bar 30 mm on a side and 1.7 m long having a material yield point of 275 MPa and E = 200 GPa. An applied axial load gradually builds up from zero to a value such that the elongation of the bar is 15 mm, after which the load is removed. Determine the permanent elongation of the bar after removal of the load. [Assume elastic, perfectly plastic behavior]

Q2 Consider a low-carbon square steel bar 30 mm on a side and 1.7 m long having a material yield point of 275 MPa and E = 200 GPa. An applied axial load gradually builds up from zero to a value such that the elongation of the bar is 15 mm, after which the load is removed. Determine the permanent elongation of the bar after removal of the load. [Assume elastic, perfectly plastic behavior]

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter8: Applications Of Plane Stress (pressure Vessels, Beams, And Combined Loadings)

Section: Chapter Questions

Problem 8.2.8P: A spherical steel pressure vessel (diameter 500 mm, thickness 10 mm) is coated with brittle lacquer...

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