A steel bar is 2 m long at room temperature 35°C and is then heated to 85°C. The coefficient of thermal expansion is a = 14x10-6 m/m/°C. Determine the change in length of the bar if it is free to...


A steel bar is 2 m long at room temperature 35°C and is then heated to 85°C. The coefficient of thermal expansion is a = 14x10-6 m/m/°C. Determine the change in length of the bar if it is free to expand.<br>O a. 1.68x10-3 m<br>O b. 1.40x10-3 m<br>O. 1.05x10-3 m<br>O d. 2.07x10-3 m<br>

Extracted text: A steel bar is 2 m long at room temperature 35°C and is then heated to 85°C. The coefficient of thermal expansion is a = 14x10-6 m/m/°C. Determine the change in length of the bar if it is free to expand. O a. 1.68x10-3 m O b. 1.40x10-3 m O. 1.05x10-3 m O d. 2.07x10-3 m

Jun 10, 2022
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