A copper rod 2 m long has a circular cross section of radius 1 cm. Once end is kept at 
and the other at 
, and the surface is insulated so that negligible heat is lost through the surface. Thermal conductivity of copper is 
.
Find the temperature gradient 
.
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Temperature gradient
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