Two identical rods 
and 
made of two different metals having thermal conductivities in the ratio 
are kept in contact with each other at the end 
as shown in the figure. 
is at 
and 
is at 
. Then the junction 
is at
A
B
C
D
.
Text Solution
Verified by ExpertsThe correct answer is:
A
For conduction of heat,
Let temperature of junction 
or 
or 
or 
or 
or 
.
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