Abrass rod is stress free at room temperature (20 Deg. C) It is then heated up, but prevented from lengthening at its ends by external forces. At what temperature does the stress in the rod reach -172 MPa? Assume the modulus of elasticity is 100 GPa, the linear coefficient of thermal expansion is 20 x 10%-6/Deg. < A brass rod is stress free at room temperature (20 Deg. C) It is then heated up, but prevented fromlengthening at its ends by external forces. At what temperature does the stress in the rod reach -172 MPa?Assume the modulus of elasticity is 100 GPa, the linear coefficient of thermal expansion is 20 x 10^-6/Deg.C.

Given, Stress, σ=-172MPaModulus of elasticity, E= 100GPaLinear coefficient of thermal…

A brass rod is stress free at room temperature (20 Deg. C) It is then heated up, but prevented from lengthening at its ends by external forces. At what temperature does the stress in the rod reach -172 MPa? Assume the modulus of elasticity is 100 GPa, the linear coefficient of thermal expansion is 20 x 10^-6/Deg. C.

A brass rod is stress free at room temperature (20 Deg. C) It is then heated up, but prevented from lengthening at its ends by external forces. At what temperature does the stress in the rod reach -172 MPa? Assume the modulus of elasticity is 100 GPa, the linear coefficient of thermal expansion is 20 x 10^-6/Deg. 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 2.5.1P: The rails of a railroad track are welded together at their ends (to form continuous rails and thus...

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