Two rods A and B of same length and radius are joined together. The thermal conductivity of A and B are 2K and K. Under steady state conditions, if temperature difference between the open ends of A and B is 36^(@)C, the temperature difference across 'A' is

Two rods A and B of same length and radius are joined together. The th

1.	Two rods A and B of same length and radius are joined together. The thermal conductivity of A and B are 2K and K. Under steady state conditions, if temperature difference between the open ends of A and B is 36^(@)C, the temperature difference across 'A' is
Answer» `12^(0)C ` `18^(0)` C `24^(0)C` `9^(0)` C ANSWER :A