In a steel railroad, the 12 meters long rails are laid with a clearance of 5 mm at a temperature of 20 degrees centigrade. The modulus of elasticity of steel is 200 GPa. a) At what temperature will the rails just touch if the coefficient of linear expansion is 11.7x10^-6/°C.? b) Determine the stress in the rails at 65 °C

In a steel railroad, the 12 meters long rails are laid with a clearance of 5 mm at a temperature of 20 degrees centigrade. The modulus of elasticity of steel is 200 GPa. a) At what temperature will the rails just touch if the coefficient of linear expansion is 11.7x10^-6/°C.? b) Determine the stress in the rails at 65 °C

Materials Science And Engineering Properties

1st Edition

ISBN:9781111988609

Author:Charles Gilmore

Publisher:Charles Gilmore

Chapter6: Introduction To Mechanical Properties

Section: Chapter Questions

Problem 6.2DP

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