Solution to Problem 276 Thermal Stress

Problem 276
Four steel bars jointly support a mass of 15 Mg as shown in Fig. P-276. Each bar has a cross-sectional area of 600 mm2. Find the load carried by each bar after a temperature rise of 50°C. Assume α = 11.7 µm/(m·°C) and E = 200 GPa.
 

Load supported by four steel bars

 

Solution 276

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