Two metal rods 1 and 2 of same lengths have same temperature difference between their ends. Their thermal conductivities are `K_(1)` and `K_(2)` and cross sectional areas `A_(1)` and `A_(2)` respectively. If the rate of heat conduction in 1 is four times that in 2, then

Two metal rods 1and 2 of same lengths have same temperature difference between their ends . Their thermal conductivities and K_1 and K_2 and cross sectional areas A_1 and A_2 respectively .If the rate of heat conduction in 1 is four times that in 2, then

Two rods 1 and 2 of same length have same temperature difference between their ends. Their thermal conductivities are K_1 and K_2 , and cross sectional areas A_1 and A_2 respectively. What is the required condition for the same rate of heat conduction in them ?

Two metal rods 1 and 2 of the same length have same temperature difference between their ends. Their thermal conductivities are K_1 and K_2 and cross-section areas A_1 and A_2 respectively. What is the required condition for the same rate of heat conduction in them?

Two rods P and Q of equal lengths have thermal conductivities K_(1) and K_(2) and cross-sectional areas A_(1) and A_(2) respectively. If the temperature difference across the ends of each rod is the same, then the condition for which the rate of flow of heat through each of them will be equal, is

Two rods P and Q of equal lengths have thermal conductivities K_(1) and K_(2) and cross-sectional areas A_(1) and A_(2) respectively. If the temperature difference across the ends of each rod is the same, then the condition for which the rate of flow of heat through each of them will be equal, is

Equal temperature difference exists between the ends of two metallic rods 1 and 2of equal length. Their thermal conduetivities are K_(1) and K_(2) and cross sectional areas are respectively A_(1) and A_(2) . The condition for equal rate of heat transfer will be-

Equal temperature difference exists between the ends of two metallic rods 1 and 2 of equal - length. Their thermal conductivities are K_(1)andK_(2) and cross sectional areas are respectively A_(1)andA_(2) . The condition for equal rate of heat transfer will be