Question: For the composite wall idealized by the one-dimensional model shown in Figure P13-7, determine the interface temperatures. For element 1, let Kxx = 5 W

For the composite wall idealized by the one-dimensional model shown in Figure P13-7, determine the interface temperatures. For element 1, let Kxx = 5 W (m ( oC) for element 2, Kxx = 10 W (m ( oC); and for element 3, Kxx = 15 W (m ( oC). The left end has a constant temperature of 1008C and the right end has a constant temperature of 5008C.

Figure P13-7

A=0.1 m T= 100C T= 500C Im- 0.1 m 0.I m

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