A 2.5m steel rod with a cross sectional area of 1250m^2 is secured between rigid supports at both ends. If there is no stress of 30°C, E = 200000MPa. (a)Compute the stress when the temperature drops to 0°C, if it has a coefficient of thermal expansion of 0.0000117 m/m°C. (b)Compute the strain of the rod if the rod supports yield by 0.800mm as temperature drops. (c)Compute the stress in the rod if the support yield and moves together a distance of 0.800mm as the temperature drops.

A 2.5m steel rod with a cross sectional area of 1250m^2 is secured between rigid supports at both ends. If there is no stress of 30°C, E = 200000MPa. (a)Compute the stress when the temperature drops to 0°C, if it has a coefficient of thermal expansion of 0.0000117 m/m°C. (b)Compute the strain of the rod if the rod supports yield by 0.800mm as temperature drops. (c)Compute the stress in the rod if the support yield and moves together a distance of 0.800mm as the temperature drops.

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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