Three conductions of same length having thermal conductivity k1, k2 and k3 are connected as shown in figure.

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🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025

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📘Question

Three conductions of same length having thermal conductivity k1, k2 and k3 are connected as shown in figure.

 Area of cross sections of 1st and 2nd conductor are same and for 3rd conductor it is double of the 1st conductor. The temperatures are given in the figure. In steady state condition, the value of θ is __________ °C. 

                                                                   (JEE-2025)   

✅ Answer

Three conductions of same length having thermal conductivity k1, k2 and k3 are connected as shown in figure.  Area of cross sections of 1st and 2nd conductor are same and for 3rd conductor it is double of the 1st conductor. The temperatures are given in the figure. In steady state condition, the value of θ is __________ °C. 

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