Homework Help: Physics

Posted by Zach on Thursday, April 17, 2008 at 11:08am.

A steel beam is used in the construction of a skyscraper. By what fraction L/L0 does the length of the beam increase when the temperature changes from that on a cold winter day (-20°F) to that on a summer day (+108°F)?

Physics - bobpursley, Thursday, April 17, 2008 at 11:30am
I will be happy to critique your thinking or work. This s a standard formula.

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