A ring consisting of two parts ADB and ACB of same conductivity k carries an amount of heat H The ADB part is now replaced with

Question

A ring consisting of two parts ADB and ACB of same conductivity k carries an amount of heat H The ADB part is now replaced with another metal keeping the temperatures T and T constant The heat carried increases to 2H What should be the conductivity of 3 the new ADB part Given C 73 D 0 K O2k ACB ADB

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