2. A 3-m long bronze bar with a cross-sectional area of 350 mm? is secured between two rigid walls as shown. At a temperature of 15°C, the gap A = 3 mm. Calculate the temperature at which the compressive stress developed in the bar is 30 MPa. Assume a = 18 x 106/ °C and E = 80 GPa. Answer: T, = 61.4°C L = 3 m

2. A 3-m long bronze bar with a cross-sectional area of 350 mm? is secured between two rigid walls as shown. At a temperature of 15°C, the gap A = 3 mm. Calculate the temperature at which the compressive stress developed in the bar is 30 MPa. Assume a = 18 x 106/ °C and E = 80 GPa. Answer: T, = 61.4°C L = 3 m

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 2.11.4P: A prismatic bar in tension has a length L = 2.0 m and cross-sectional area A =249 mn2. The material...

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