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Find the equivalent thermal resistance of combination of rods as shown in figure.

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Find the equivalent thermal resistance of combination of rods as shown in figure. Every rod has same length l and cross-sectional area A. Thermal conductivities are mentioned in figure.

(a) l/4KA

(b) 7l/4KA

(c) 7l/12KA

(d) l/12KA

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1 Answer

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Best answer

The correct option is (c) 7l/12KA.

Explanation:

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