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Physics, 05.01.2022 21:30 hannahdrees0731

The area thermal expansion coefficient relates the change in a material's area dimensions to a change in temperature. It is defined as αA=1AdAdT α A = 1 A dA dT . Explanation: relationship between the area and linear thermal expansion coefficient is given as the following: αA=2αL α A = 2 α L.

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