10-m-long steel rails of a railroad track (E = 200 GPa and α = 11.7 × 10⁻⁶ /°C) were laid at a temperature of 7.5°C. Determine the normal stress in the rails when the temperature reaches 48°C, assuming that the rails are 10 m long with 3-mm gaps between them. The normal stress in the rails is ______ MPa. (Don't use chatgpt,only handwritten. Stop giving random chatgpt solution)

10-m-long steel rails of a railroad track (E = 200 GPa and α = 11.7 × 10⁻⁶ /°C) were laid at a temperature of 7.5°C. Determine the normal stress in the rails when the temperature reaches 48°C, assuming that the rails are 10 m long with 3-mm gaps between them. The normal stress in the rails is ______ MPa. (Don't use chatgpt,only handwritten. Stop giving random chatgpt solution)

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Required information 10-m-long steel rails of a railroad track (E = 200 GPa and a = 11.7 x 10-0PC) were laid at a temperature of 8.5°C. Determine the normal stress in the rails when the temperature reaches 48°C, assuming that the rails are welded to form a continuous track. The normal stress in the rails is MPa.
only HANDWRITTEN answer needed ( NOT TYPED)
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