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In Ingen Hauz experiment the wax melts u...

In Ingen Hauz experiment the wax melts up to 5 cm and 10 cm on bars A and B, respectively. The ratio of the thermal conductivites of A and B is

A

`1:2`

B

`1:4`

C

`1:8`

D

`1:16`

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The correct Answer is:
B
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