Thermal Expansion - Compound Bar

The compound bar is made of two metals of unequal coefficients of expansion, welded together. It should be straight at room temperature, curved one way above room temperature, and curved the other way below room temperature.

The compound bar is made of two metals of unequal coefficients of expansion, welded together. It should be straight at room temperature, curved one way above room temperature, and curved the other way below room temperature.