The two ends of a rod of length `L` and a uniform cross-sectional area `A` are kept at two temperature `T_(1)` and `T_(2)` `(T_(1) gt T_(2))`. The rate of heat transfer. `(dQ)/(dt)`, through the rod in a steady state is given by

The two ends of a rod of length x and a uniform cross-sectional area A are kept at two temperatures theta_1 and theta_2 , (theta_1, > theta_2) . The rate of heat transfer (dQ)/dt through the rod in a steady state is given by

The two ends of a rod of length L and a uniform cross-sectional area are kept at two temperatures T_1 and T_2 (T_1>T_2) . The rate of heat transfer , dQ/dt through the rod in a steady state is given by:

Two ends of a rod of non uniform area of cross section are maintained at temperature T_(1) and T_(2) (T_(1)>T_(2)) as shown in the figure If l is heat current through the cross-section of conductor at distance x from its left face, then the variation of l with x is best represented by

Two ends of a rod of non uniform area of cross section are maintained at temperature T_(1) and T_(2) (T_(1)>T_(2)) as shown in the figure If l is heat current through the cross-section of conductor at distance x from its left face, then the variation of l with x is best represented by

One end of a rod of length L and crosssectional area A is kept in a furnace at temperature T_(1) . The other end of the rod is kept at a temperature T_(2) . The thermal conductivity of the matrieal of the rod is K and emissivity of the rod is e. It is gives that T_(!)=T_(s)+DeltaT , where DeltaTltlt T_(s),T_(s) is the temperature of the surroundings. If DeltaTprop(T_(1)-T_(2)) find the proportional constant, consider that heat is lost only by rediation at the end where the temperature of the rod is T_(1) .

One end of rod of length L and cross-sectional area A is kept in a furance of temperature T_(1) . The other end of the rod is kept at at temperature T_(2) . The thermal conductivity of the material of the rod is K and emissivity of the rod is e . It is given that T_(2)=T_(S)+DeltaT where DeltaT lt lt T_(S) , T_(S) being the temperature of the surroundings. If DeltaT prop (T_(1)-T_(S)) , find the proportionality constant. Consider that heat is lost only by radiation at the end where the temperature of the rod is T_(2) .

One end of rod of length L and cross-sectional area A is kept in a furance of temperature T_(1) . The other end of the rod is kept at at temperature T_(2) . The thermal conductivity of the material of the rod is K and emissivity of the rod is e . It is given that T_(2)=T_(S)+DeltaT where DeltaT lt lt T_(S) , T_(S) being the temperature of the surroundings. If DeltaT prop (T_(1)-T_(S)) , find the proportionality constant. Consider that heat is lost only by radiation at the end where the temperature of the rod is T_(2) .

One end of rod of length L and cross-sectional area A is kept in a furance of temperature T_(1) . The other end of the rod is kept at at temperature T_(2) . The thermal conductivity of the material of the rod is K and emissivity of the rod is e . It is given that T_(2)=T_(S)+DeltaT where DeltaT lt lt T_(S) , T_(S) being the temperature of the surroundings. If DeltaT prop (T_(1)-T_(S)) , find the proportionality constant. Consider that heat is lost only by radiation at the end where the temperature of the rod is T_(2) .