A steel rod with a cross-sectional area of 180 mm2 is stretched between two fixed points. The tensile load at 25°C is 3,600N. Assume thermal coefficient equal to 11.7 x 10-6 mm/ (mm°C) and E = 200 GPa. Which of the following most nearly gives the temperature at which the compressive stress will be 48 MPa? Which of the following most nearly gives the temperature at which the tensile stress will be 48 MPa? Which of the following most nearly gives the temperature at which the stress will be zero?

A steel rod with a cross-sectional area of 180 mm2 is stretched between two fixed points. The tensile load at 25°C is 3,600N. Assume thermal coefficient equal to 11.7 x 10-6 mm/ (mm°C) and E = 200 GPa. Which of the following most nearly gives the temperature at which the compressive stress will be 48 MPa? Which of the following most nearly gives the temperature at which the tensile stress will be 48 MPa? Which of the following most nearly gives the temperature at which the stress will be zero?

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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