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Brass and Aluminum Bars: Closing the Gap

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Brass bar and aluminum bar fastened to two removable walls their is a air gap between them. At a certain temperature the gap measures a certain amount.

What temperature will cause the gap to close?

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Solution Summary

The temperature that will close a gap between a brass and aluminum bar is calculated.

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In the question, there is a little less clarity about the fastening of the rods to the walls. As it is not given and most appropriate possibility is to fasten them to the ...

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