A plastic bar ACB having two different solid circular cross sections is held between rigid supports as shown in the figure. The diameters in the left and right parts are 50 mm and 75 mm, respectively. The corresponding lengths are 225 mm and 300 mm. Also, the modulus of elasticity E is 6.0 GPa, and the coefficient of thermal expansion is 100 x10%C°. The bar is subjected to a uniform temperature increase of 30°C.Calculate the following quantities: (a) the compressive force P in the bar. (b) the maximum compressive stress sc. (c) the displacement of point C.

A plastic bar ACB having two different solid circular cross sections is held between rigid supports as shown in the figure. The diameters in the left and right parts are 50 mm and 75 mm, respectively. The corresponding lengths are 225 mm and 300 mm. Also, the modulus of elasticity E is 6.0 GPa, and the coefficient of thermal expansion is 100 x10%C°. The bar is subjected to a uniform temperature increase of 30°C.Calculate the following quantities: (a) the compressive force P in the bar. (b) the maximum compressive stress sc. (c) the displacement of point C.

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 2.6.4P: A brass wire of diameter d = 2.42 mm is stretched tightly between rigid supports so that the tensile...

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