Three rods of same length and area of cross-section but of thermal con – InterviewSolution

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1.	Three rods of same length and area of cross-section but of thermal conductivities K, 2K and 3K are connected in series in the same order. Free end of the first rod is at 0∘ C and free end of third rod is at 55∘ C. In steady state, temperature difference across the middle rod is
Answer» Three rods of same length and area of cross-section but of thermal conductivities $K, 2 K$ and $3 K$ are connected in series in the same order. Free end of the first rod is at $0^{\circ} C$ and free end of third rod is at $55^{\circ} C$ . In steady state, temperature difference across the middle rod is

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