. At 20oC an iron bar is 4.5000 m long and a brass bar is 4.4945 m. Find the temperature (in degrees C) at which they will be the same length. Data: αIron = 12 x 10-6 oC-1 αBrass = 19 x 10-6 oC-1 (at 20oC).

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
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1. At 20oC an iron bar is 4.5000 m long and a brass bar is 4.4945 m. Find the temperature (in degrees C) at which they will be the same length.
Data: αIron = 12 x 10-6 oC-1 αBrass = 19 x 10-6 oC-1 (at 20oC).

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