Two rods of same length and cross section are joined along the length. Thermal conductivities of first and second rod are `K_(1)` and `K_(2)`. The temperature of the free ends of the first and seconds rods are maintained at `theta_(1)` and `theta_(2)` respectively. The temperature of the common junction is

Two rods of same length and cross section are joined along the length. Thermal conductivities of first and second rod are K_1 and K_2 . The temperature of the free ends of the first and second rods are maintained at θ_1 and θ_2 respectively. The temperature of the common junction is

Two bars of same length and same cross-sectional area but of different thermal conductivites K_(1) and K_(2) are joined end to end as shown in the figure. One end of the compound bar it is at temperature T_(1) and the opposite end at temperature T_(2) (where T_(1) gt T_(2) ). The temperature of the junction is

Two bars of same length and same cross-sectional area but of different thermal conductivites K_(1) and K_(2) are joined end to end as shown in the figure. One end of the compound bar it is at temperature T_(1) and the opposite end at temperature T_(2) (where T_(1) gt T_(2) ). The temperature of the junction is

Two slabs are of the thicknesses d_(1) and d_(2) . Their thermal conductivities are K_(1) and K_(2) respectively They are in series. The free ends of the combination of these two slabs are kept at temperatures theta_(1) and theta_(2) . Assume theta_(1)gttheta_(2) . The temperature theta of their common junction is

Two identical rods are made of different materials whose thermal conductivities are K_(1) and K_(2) . They are placed end to end between two heat reservoirs at temperatures theta_(1) and theta_(2) . The temperature of the junction of the rod is

Two identical rods are made of different materials whose thermal conductivities are K_(1) and K_(2) . They are placed end to end between two heat reservoirs at temperatures theta_(1) and theta_(2) . The temperature of the junction of the rod is

An aluminium rod of length 1 m and a steel rod of length 2 m both having same cross-sectional area, are soldered together end-to-end. The thermal conductivity of aluminium rod and steel rod is 200 Js^(-1)m K^(-1) and 50 Js^(-1) m^(-1) K^(-1) respectively. The temperatures of the free ends are maintained at 300 K and 500 K. What is the temperature of the junction?