Heat and Thermodynamics 3 Question 1
1. Two materials having coefficients of thermal conductivity " ’ and ’ ’ and thickness ’ ’ and ’ ’ respectively, are joined to form a slab as shown in the figure. The temperatures of the outer surfaces are ’ ’ and ’ ’ respectively, . The temperature at the interface is
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(a)
(b)
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(d)
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Solution:
- Let interface temperature in steady state conduction is
, then assuming no heat loss through sides;