The rigid bar of negligible weight is supported as shown. The assembly is initially stress-free. Find the stress in each rod if the temperature rises after a load W = 120 kN is applied. Steel rod Bronze rod A (mm²) 350 1500 a (/°C) 11.7 x 10-6 18.9 x 10-6 E (GPa) 200 83 Steel 1.5 m 11.0m- 2.5 m 10. Determine the stress at the bronze rod in MPa when there is a temperature rise of AT = 30 °C. W Bronze 3 m 1.5 m-
The rigid bar of negligible weight is supported as shown. The assembly is initially stress-free. Find the stress in each rod if the temperature rises after a load W = 120 kN is applied. Steel rod Bronze rod A (mm²) 350 1500 a (/°C) 11.7 x 10-6 18.9 x 10-6 E (GPa) 200 83 Steel 1.5 m 11.0m- 2.5 m 10. Determine the stress at the bronze rod in MPa when there is a temperature rise of AT = 30 °C. W Bronze 3 m 1.5 m-
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:The rigid bar of negligible weight is supported as shown. The assembly is initially stress-free. Find the stress in each rod if the temperature rises after a load W = 120 kN
is applied.
Steel rod
Bronze rod
A (mm²)
350
1500
a (/°C)
11.7 x 10-6
18.9 x 10-6
E (GPa)
200
83
Steel 1.5 m
1.0 m
O
2.5 m.
10. Determine the stress at the bronze rod in MPa when there is a temperature rise of AT = 30 °C.
W
Bronze 3 m
1.5 m-
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