Two metal cubes with `3` cm-edges of copper and aluminium are arranged as shown in figure
Channel: Doubtnut
Date: 2020-01-28

Two metal cubes with `3` cm-edges of copper and aluminium are arranged as shown in figure . Find (i) The total thermal current from one reservoir to the other . (ii) The ratio of the thermal current carried by the copper cube to that carried by the aluminium cube. Thermal conductivity of copper is `60 W//m-K`.