Three conducting rods of same material and cross-section are shown in figure. Temperatures of 
and 
are maintained at 
and 
. The ratio of lengths 
and 
, if there is no heat flow in 
is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
There will be no heat flow through 
, if temperature of 
is also 
and heat current in 
is equal to heat current in 
.
or 
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