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A steel rod of 4m long and 30mm diameter is connected to two grips and the rod is maintained at a temperature of 70° C. find out the force exerted by the rod after it has been cooled to 25°C, if a) the ends do not yield, and b) the ends yield by 1.5mm. TakeE=2.1X105N/mm2. Coefficient of linear expansion as 12x10-6/ °C. |
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Answer» b PART is correct COEFFICIENT is 2.1×105N as 12×10-6 °C I HOPE it helps you ... |
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