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The ends of a copper rod of length 1m an...

The ends of a copper rod of length 1m and area of cross-section `1cm^2` are maintained at `0^@C` and `100^@C`. At the centre of the rod there is a source of heat of power 25 W. Calculate the temperature gradient in the two halves of the rod in steady state. Thermal conductivity of copper is `400 Wm^-1 K^-1`.

A

`150.50^(@)C//m`

B

`325.75^(@)C//m`

C

`212.5^(@)C//m`

D

`126.25^(@)C//m`

Text Solution

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The correct Answer is:
C
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