Temperature difference of 120°C is maintained between two ends of a uniform rod AB of length 2L. Another bent rod PQ, of same cross-section as AB and length, is connected across AB (See figure). In steady state, temperature difference between P and Q will be close to :

Physics · Thermodynamics

JEE Mains 2019

Temperature difference of 120°C is maintained between two ends of a uniform rod AB of length 2L. Another bent rod PQ, of same cross-section as AB and length, is connected across AB (See figure). In steady state, temperature difference between P and Q will be close to :

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