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April 17, 2014

April 17, 2014

Posted by **Preksha** on Wednesday, June 13, 2012 at 7:09am.

α = (R2 - R1) / (R1*T2 - R2* T1 )

or

α = (R2 - R1)/ [ R1 *( T2-T1) ]

- Physics -
**drwls**, Wednesday, June 13, 2012 at 7:50amUse the second equation. The other one is not the correct definition.

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