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Three different arrangemnets of matrials...

Three different arrangemnets of matrials `1` and `2,3` to from a wall Thremal conductivities are `k_(1) gt k_(2) gt k_(3)` The left side of the wall is `20^(@)C` higher than the right side Temperature difference `DeltaT` across the material 1 has following relation in three cases

A

In steady state, the rate of energy conduction through the wall III is greatest

B

In steady state, the rate of energy conduction though all the walls `(I),(II)` and `(III)` are same

C

In steady state, temperature difference across material l is greatest in wall `II`.

D

In steady state, temperature differnce across material l is same in all the walls

Text Solution

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The correct Answer is:
B, D
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