In a composite slab, the temperature at the interface(Tinter) between two materials is equal to the average of the temperatures at the two ends. Assuming steady one-dimensional heat conduction, which of the following statements is true about the respective thermal conductivities?

In a composite slab, the temperature at the interface(Tinter) between

1.	In a composite slab, the temperature at the interface(Tinter) between two materials is equal to the average of the temperatures at the two ends. Assuming steady one-dimensional heat conduction, which of the following statements is true about the respective thermal conductivities?
A.	2k1 = k2
B.	k1 = k2
C.	2k1 = 3k2
D.	k1 = 2k2
Answer» E.

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In a composite slab, the temperature at the interface(Tinter) between two materials is equal to the average of the temperatures at the two ends. Assuming steady one-dimensional heat conduction, which of the following statements is true about the respective thermal conductivities?

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