A heat-conducting rod consists of an aluminum section, 0.20 m long, and a copper section, long. Both sections have a cross-sectional area of The aluminum end of the rod is maintained at a temperature of , while the copper end is maintained at What is the temperature at the point where the aluminum and copper sections meet? The thermal conductivity of aluminum is 205 W/m ∙ K, and of copper is 385 W/m ∙ K.

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  1. 80 celcious

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