One end of a metal rod of length 0.3 m area 60 cm^2 is in boiling water and the other end is in melting ice. If 0.12 Kg of lce melts per minute, then coefficient of thermal conductivity of the material of the rod is

One end of a metal rod of length 0.3 m area 60 cm^2 is in boiling wate

1.	One end of a metal rod of length 0.3 m area 60 cm^2 is in boiling water and the other end is in melting ice. If 0.12 Kg of lce melts per minute, then coefficient of thermal conductivity of the material of the rod is
Answer» `168 "Wm"^(-1) K^(-1)` `420 "Wm"^(-1) K^(-1)` `336 "Wm"^(-1) K^(-1)` `240 "Wm"^(-1) K^(-1)` ANSWER :C