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A slab of stone of area 3600 cm^(2) and ...

A slab of stone of area 3600 `cm^(2)` and thickness 10 cm is exposed on the lower surface to steam at `100^(@)C`. A block of ice at `0^(@)C` rests on upper surface of the slab. In one hour 4.8 kg of ice is melted. The thermal conductivity of the stone In `js^(-1) m^(-1) k^(-1)` is (latent heat of ice `= 3.36 xx 10^(5) j//kg`)

A

12

B

10.5

C

1.02

D

1.24

Text Solution

Verified by Experts

The correct Answer is:
D
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