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JEE Main Physics Class 11 Properties of Solids and Liquids Questions Part 1 Questions

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Question : 64

Total: 100

A large cylindrical rod of length L is made by joining two identical rods of copper and steel of length (

) each.
The rods are completely insulated from the surroundings. If the free end of copper rod is maintained at 100°C and that of steel at 0°C then the temperature of junction is (Thermal conductivity of copper is 9 times that of steel)

[Online May 19, 2012]

90°C
50°C
10°C
67°C

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