1 Q 4nR G 2 Q 4nR 0 1 2 3 4TR Q o 4 4 Q 4nR 0 A slab of

Last updated: 6/27/2023

1 Q 4nR G 2 Q 4nR 0 1 2 3 4TR Q o 4 4 Q 4nR 0 A slab of stone of area 0 36 m and thickness 0 1 m is exposed on the lower surface to steam at 100 C A block of ice at 0 C rests on the upper surface of the slab In one hour 4 8 kg of ice is melted The thermal conductivity of slab is Given latent heat of fusion of ice 3 36 x 10 J kg AIPMT 2012 1 24 J m s C 2 1 29 J m s C 3 2 05 J m s C 4 1 02 J m s C Certain quantity of water cools from 70 C to 60 C in the first 5 minutes and to 54 C in the next 5 minutes The tem