Strength of Materials Simple Stress and Strain Thermal Stress and Strain

Calculate the change in length of a steel bar whose temperature is raised by 125°C, coefficient of linear expansion α = 12 × 10^-6 per degree Celsius, the initial length of bar L = 3 meters

1

0.045 cm

2

0.45 cm

3

4.5 cm

4

450 cm

5

45 mm

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