by on January 7, 2023

 Area Expansivity Formula

Defination of Area Expansivity.

The Area Expansivity of a Solid at constant pressure is the fraction of its Area at Zero Degree by which the Area of a fixed mass  expands per kelvin rise in temperature.


Area Expansivity.=dA / A .dT

Where dA = change in Area

A= Original Area

dT = change in Temperatutre

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