At room temperature (20°C), a 0.5-mm gap exists between the ends of the rods shown. The temperature eventually reaches a value of 132°C. 300 mm- Aluminum A = 2000 mm² E = 75 GPa a-23 × 10 %C 0.5 mm -250 mm- Stainless steel A = 800 mm² E = 190 GPa a = 17.3 x 10-%C Determine the normal stress in the aluminum rod. The normal stress in the aluminum rod is[ MPa. Required information

Structural Analysis
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At room temperature (20°C), a 0.5-mm gap exists between the ends of the rods shown. The temperature eventually reaches a value of 132°C.
300 mm
Aluminum
A = 2000 mm²
E = 75 GPa
a = 23 x 10-6°C
0.5 mm
-250 mm
Stainless steel
A = 800 mm²
E = 190 GPa
a = 17.3 x 10-%C
Determine the normal stress in the aluminum rod.
The normal stress in the aluminum rod is
MPa.
Required information
Transcribed Image Text:At room temperature (20°C), a 0.5-mm gap exists between the ends of the rods shown. The temperature eventually reaches a value of 132°C. 300 mm Aluminum A = 2000 mm² E = 75 GPa a = 23 x 10-6°C 0.5 mm -250 mm Stainless steel A = 800 mm² E = 190 GPa a = 17.3 x 10-%C Determine the normal stress in the aluminum rod. The normal stress in the aluminum rod is MPa. Required information
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