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Three identical rods AB, CD and PQ are j...

Three identical rods AB, CD and PQ are joined as shown. P and Q are mid point of AB and CD respectively. Ends A, B, C and D are maintained at `0^(@)C, 100^(@)C,30^(@)C` and `60^(@)C` respectively. The direction of heat flow in PQ is

A

from P to Q

B

from Q to P

C

heat does not flowin PQ

D

data not sufficient

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The correct Answer is:
A
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MOTION-HEAT TRANSFER & THERMAL EXPANSION -EXERCISE - 2
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