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Two identical vessels, made of different...

Two identical vessels, made of different materials having conductivites `K_(1)` and `K_(2)` are completely filled with ice at `0^(@)C`. Due to temperature of surrounding, the ice in the two vessels melts in `25min` and `20min` respectively. The ratio of `K_(1)` and `K_(2)` is

A

`5//4`

B

`4//5`

C

`16//25`

D

`(4//5)/(sqrt((5//4)))`

Text Solution

Verified by Experts

The correct Answer is:
B
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