Hi guys ,I am stuck up with the following problem,can you please give me a solution.(adsbygoogle = window.adsbygoogle || []).push({});

When a metal plate with a circular hole at its centre, is heated, definitely along with the areal expansion of the plate the diametre of the circular hole also increases .But can you give a mathematical proof for this using the differential equations of coefficients of expansions

**Physics Forums | Science Articles, Homework Help, Discussion**

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Homework Help: Thermal expansion of a metal plate

**Physics Forums | Science Articles, Homework Help, Discussion**