Answer to Question #287730 in Physics for Del

Question #287730

A copper bar is 2.5 m long at 15⁰C. What is the change in the length of the bar when it is heated to 35⁰C?

Expert's answer

The change in length:

"\\Delta L=L_0\\alpha \\Delta T=(2500)(16.7\u00b710^{-6})(35-15)=0.835\\text{ mm}."

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