The rigid bar of negligible weight is supported as shown in figure 5. If W = 80 kN. compute the temperature change of the assembly that will causasa tensile stress of 50 MPa in the steel rod. Use the following data: a (C) 11.7x 10+ 18.9 x 104 E (GPa) 200 83 A (mm2) Steel Rod 300 Bronze Rod 1400 Figure 5 Bronre 3 nm Steel 1.5 m 1.0 m 1.5 m 2.5 m

Structural Analysis
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Chapter2: Loads On Structures
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5. The rigid bar of negligible weight is supported as shown in figure 5. If W = 80 kN. compute the
temperature change of the assembly that will causata tensile stress of 50 MPa in the steel rod. Use
the following data:
A (mm2)
300
1400
a (C)
11.7x 10+
18.9x 104
E (GPa)
200
Steel Rod
Bronze Rod
83
Figure 5
Bronze 3 m
Steei 1.5 m
1.0 m
1.5 m
2.5 m
目
Transcribed Image Text:5. The rigid bar of negligible weight is supported as shown in figure 5. If W = 80 kN. compute the temperature change of the assembly that will causata tensile stress of 50 MPa in the steel rod. Use the following data: A (mm2) 300 1400 a (C) 11.7x 10+ 18.9x 104 E (GPa) 200 Steel Rod Bronze Rod 83 Figure 5 Bronze 3 m Steei 1.5 m 1.0 m 1.5 m 2.5 m 目
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