Three conducting rods of same material and cross-section are shown in the figure. Temperatures of 
, and 
are maintained at 
and 
. The ratio of lengths of 
and 
if there is no heat flow in 
is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
There is no heat flow through AB, i.e.,
Hence, 
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