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Lumped Heat Analysis

In transient ...

Question

In transient heat conduction, if Biot number $(B i) <<< 0.1,$ then what will be the temperature profile for a solid being cooled?

A

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B

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C

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D

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Solution

The correct option is B
If $B i <<<< 0.1,$ that means internal conductive resistance is negligible.
In this case, temperature will be approximately same every where.

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