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in Properties of Bulk Matter by (79.0k points)
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Consider a compound slab consisting of two different materials having equal thicknesses and thermal conductivities K and 2 K, respectively. The equivalent thermal conductivity of the slab is

(a) 2/3 K

(b) √K

(c) 3k

(d) 4/3 K

1 Answer

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Best answer

Correct option (a) 2/3 K

Explanation:

 The slabs are in series. Total resistance  R = R1  + R2

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