sora aoi
,
Sunday, 15th of August 2010 03:33:49 PM
The basic equation is:
sora aoi
Registered User
dL = L a dT,
Joined: Thursday, 20th of May 2010, 18:35:52
Posts: 1467
where dL is change in length, L is original length, a is the CTE, and dT
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is the change in temp.
If we look at typical steel, the CTE is roughly 17.3ppm/C. dT is 20C, and
L would be 13m. This gives an overall change of (13)(20)(17.3E-6), or
4.498mm