Two similar rods are joined as shown in figure. Then temperature of junction is (assume no heat loss through lateral surface of rod and temperatures at the ends are shown in steady state )

Three rods of equal length, area of cross section and thermal conductivity are connected as shown in the figure. There is no heat loss through lateral surface of the rods and temperature of ends are T_(A)=100^(@)C, T_(B)=70^(@)C and T_(C)=50^(@)C . Find the temperature of junction.

Three rods of equal length, area of cross section and thermal conductivity are connected as shown in the figure. There is no heat loss through lateral surface of the rods and temperature of ends are T_(A)=100^(@)C, T_(B)=70^(@)C and T_(C)=50^(@)C . Find the temperature of junction.

Three metal rods of the same material and identical in all respect are joined as shown in the figure. The temperatures at the ends are maintained as indicated. Assuming no loss of heat from the curved surface of the rods, the temperature at the junction X would be

Three metal rods of the same material and identical in all respect are joined as shown in the figure. The temperatures at the ends are maintained as indicated. Assuming no loss of heat from the curved surface of the rods, the temperature at the junction X would be

Four identical heat conductors are connected as shown in the figure. The temperature theta of the junction is [rods are insulated from the sides ]

Four identical heat conductors are connected as shown in the figure. The temperature theta of the junction is [rods are insulated from the sides ]

Three rods of same material and having the same cross-section are joined as shown in the figure.The tremperature of junction of three rods is : .

Three identical rods are joined at point O as shown in the figure. In the steady state, fid the ratio of thermal current through rod AO and OC. ltBrgt

Three identical rods are joined at point O as shown in the figure. In the steady state, fid the ratio of thermal current through rod AO and OC.

Two identical square rods of metal are welded end to end as shown in figure (a). Assume that 10 cal of heat flows through thr rod in 2min . Now the rods are welded as shown in figure (b). The time it would take for 10 cal to flow through the rods now, is