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Three identical conductors of same mater...

Three identical conductors of same material and dimension A, B and C are fixed at O as shown in figure. The conductor through which minimum heat flow is

A

A

B

C

C

B

D

All have same heat of flow

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-MOCK TEST 16-Example
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  16. The unit of temperature gradient is

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