2) A heat conducting rod, 1.60 m long, is made of an aluminum section, 0.90 m long, and a copper section, 0.70 m long. B

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2 A Heat Conducting Rod 1 60 M Long Is Made Of An Aluminum Section 0 90 M Long And A Copper Section 0 70 M Long B 1 (93.71 KiB) Viewed 29 times

2) A heat conducting rod, 1.60 m long, is made of an aluminum section, 0.90 m long, and a copper section, 0.70 m long. Both sections have a cross-sectional area of 0.0004 m². The aluminum end and the copper end are maintained at temperatures of 30° C and 170° C, respectively. The thermal conductivities of aluminum and copper are 205 and 385 W/mK, respectively. The temperature at the junction of aluminum and copper is closest to: A) 100 °C B) 129 °C C) 73 °C D) 146 °C E) 138 ° C 2)