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Steel railroad tracks are laid when the temperature is – 5.0°C. A standard section of rail is then 12.0 m long. What gap should be left between rail sections so that there is no compression when the temperature gets as high as 42°C?

Steel railroad tracks are laid when the temperature is – 5.0°C. A standard section of rail is then 12.0 m long. What gap should be left between rail sections so that there is no compression when the temperature gets as high as 42°C?

Grade:upto college level

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