Q2: A bar of steel, having a rectangular cross-section of 7.5 cm by 2.5 cm (see figure below), carries an axial tensile load of 180 kN. Given that, Young's modulus, E, is 200 GN/m2 and Poisson's ratio, v, is 0.3. Estimate: 1- The normal stress in the bar. 2- The change in the length, if its original length before the load is applied is 100 cm. 3- The lateral strain. 4- The decrease in the length of the sides of the cross-section. ("

Q2: A bar of steel, having a rectangular cross-section of 7.5 cm by 2.5 cm (see figure below), carries an axial tensile load of 180 kN. Given that, Young's modulus, E, is 200 GN/m2 and Poisson's ratio, v, is 0.3. Estimate: 1- The normal stress in the bar. 2- The change in the length, if its original length before the load is applied is 100 cm. 3- The lateral strain. 4- The decrease in the length of the sides of the cross-section. ("

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter3: Torsion

Section: Chapter Questions

Problem 3.5.11P: -11 A solid steel bar (G = 11.8 X 106 psi ) of diameter d = 2,0 in. is subjected to torques T = 8.0...

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