A 1m long steel bar (E=200GPa) of 10mmx10mm dimension fixed at both ends is heated to 90°C from initially 30°C. What is the normal stress in MPa, induced in the system due to change in temperature? Use a = 12*10^-6 per
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A 1m long steel bar (E=200GPa) of 10mmx10mm dimension fixed at both ends is heated to 90°C from initially 30°C. What is the normal stress in MPa, induced in the system due to change in temperature? Use a = 12*10^-6 per °C
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