Task id16477

Copper and tungsten plates of thickness d = 2 mm each are riveted so that at 0°C they form a flat bimetallic plate. Find the average bending radius of this bimetallic plate at t = 200°C. Coefficient of linear expansion of copper am = 1.7 10-5 K-1, tungsten av = 0.4 10-5 K-1.