The steel bed of a suspension bridge is 200 m long at 20°C. If the extreme temperature to which it might be exposed to i
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The steel bed of a suspension bridge is 200 m long at 20°C. If the extreme temperature to which it might be exposed to i
The steel bed of a suspension bridge is 200 m long at 20°C. If the extreme temperature to which it might be exposed to is 40 °C, to how much will it expand? α = 12 x 10-6 °C-1