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One end of a copper rod of length 1.0 m ...

One end of a copper rod of length 1.0 m and area of cross-section `10^(-3)` is immersed in boiling water and the other end in ice. If the coefficient of thermal conductivity of copper is `92 cal//m-s-.^(@)C` and the latent heat of ice is `8xx 10^(4) cal//kg`, then the amount of ice which will melt in one minute is

A

`9.2 xx 10^(-3)kg`

B

`8 xx 10^(-3) kg`

C

`6.9 xx 10^(-3) kg`

D

`5.4 xx 10^(-3) kg`

Text Solution

Verified by Experts

The correct Answer is:
C
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