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Sahay Sir > Question Answers > Cengage NEET by C.P Singh > Part 1 > Chapter 22 - Heat Transfer > Two vessels A and B of different materials are similar in shape and size. The same quantity of ice filled in them gets melted in time t1 and t2 respectively. The ratio of thermal conductivities of A and B is

Two vessels A and B of different materials are similar in shape and size. The same quantity of ice filled in them gets melted in time t1 and t2 respectively. The ratio of thermal conductivities of A and B is

The temperature gradient in a rod of 0.5 m long is 80 C/m. If the temperature of hotter end of the rod is 30 C then the temperature of the cooler end is