The rails of a 50 m long steel railroad is initially at a temperature of 20°C and laid with a clearance 5 mm to give room for the elongation. Determine the final temperature of the rails when heated, if the coefficient of thermal expansion is 11.7 x 10-6 m/m-°C. A. 24.55°C B. 28.55°C C. 36.55°C D. 32.55°C

The rails of a 50 m long steel railroad is initially at a temperature of 20°C and laid with a clearance 5 mm to give room for the elongation. Determine the final temperature of the rails when heated, if the coefficient of thermal expansion is 11.7 x 10-6 m/m-°C. A. 24.55°C B. 28.55°C C. 36.55°C D. 32.55°C

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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