A stepped bar is fixed at end C. The bar has a cross sectional area of 1000 mm² in AB, and a 2000 mm² cross sectional area in BC. Young's Modulus of the bar's material is 200 GPa. A horizontal force of 100 kN is applied to cross section B. There is a gap b = 0.2mm between right end A and the rigid wall. If the bar is stretched to contact the rigid wall and is welded to it, determine the minimum horizontal force F that needs to be applied to end A. 300 mm 400 mm F A -0.2 mm B 100 KN

A stepped bar is fixed at end C. The bar has a cross sectional area of 1000 mm² in AB, and a 2000 mm² cross sectional area in BC. Young's Modulus of the bar's material is 200 GPa. A horizontal force of 100 kN is applied to cross section B. There is a gap b = 0.2mm between right end A and the rigid wall. If the bar is stretched to contact the rigid wall and is welded to it, determine the minimum horizontal force F that needs to be applied to end A. 300 mm 400 mm F A -0.2 mm B 100 KN

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter5: Stresses In Beams (basic Topics)

Section: Chapter Questions

Problem 5.9.5P: A sign for an automobile service station is supported by two aluminum poles of hollow circular cross...

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