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The end of two rods of different materia...

The end of two rods of different materials with their thermal conductivities, area of cross-section and lengths all in the ratio 1:2 are maintained at the same temperature difference. If the rate of flow of heat in the first rod is `4 cal//s`. Then, in the second rod rate of heat flow in `cal//s ` will be

A

1

B

2

C

8

D

16

Text Solution

Verified by Experts

The correct Answer is:
C
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