Two rods identical in length and cross-sectional area, but one of brass and the other of lead are coated with wax and then fitted into the holes in th sides of a bathl. Boiling water is poured into the bath. The wax coating of which rod wil melt first and to what extent? Thermal conductivity of brass =110 SI units and theat of lead =32 SI units. Sp. heat capacity of brass =370Jkg^(-1)K^(-1) and that of lead =126J kg^(-1)K^(-1). Densitiy of brass =8500kgm^(-3) and that of lead =11340 kg ,m^(-3)

Two rods identical in length and cross-sectional area, but one of bras

1.	Two rods identical in length and cross-sectional area, but one of brass and the other of lead are coated with wax and then fitted into the holes in th sides of a bathl. Boiling water is poured into the bath. The wax coating of which rod wil melt first and to what extent? Thermal conductivity of brass =110 SI units and theat of lead =32 SI units. Sp. heat capacity of brass =370Jkg^(-1)K^(-1) and that of lead =126J kg^(-1)K^(-1). Densitiy of brass =8500kgm^(-3) and that of lead =11340 kg ,m^(-3)
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