GATE Papers >> Mechanical >> 2013 >> Question No 9

Question No. 9 Mechanical | GATE 2013

Consider one-dimensional steady state heat conduction, without heat generation, in a plane wall; with boundary conditions as shown in the figure below. The conductivity of the wall is given by k = k0 + bT  ; where k0 and b are positive constants, and T is temperature.

As x increases, the temperature gradient ( dT/dx ) will


Answer : (D) decrease


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