If a 0.50 km section of straight railroad track made of steel is assumed to behave as a single piece, what is the difference in the length of the track between a cold winter day (- 20 °C) and a hot summer day (+ 30 °C)? The coefficient of linear expansion (αα) of steel is 1.2 × 10-5 °C-1. [1 km = 1,000 m]

If a 0.50 km section of straight railroad track made of steel is assumed to behave as a single piece, what is the difference in the length of the track between a cold winter day (- 20 °C) and a hot summer day (+ 30 °C)? The coefficient of linear expansion (αα) of steel is 1.2 × 10-5 °C-1. [1 km = 1,000 m]

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter19: Temperature, Thermal Expansion And Gas Laws

Section: Chapter Questions

Problem 19PQ

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