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## A 0.2 m thick infinite black plate having a thermal conductivity of 3.96 W/m-K is exposed to two infinite black surfaces at 300 K and 400 K as shown in the figure. At steady state, the surface temperature of the plate facing the cold side is 350 K. The value of Stefan- Boltzmann constant, , is 5.67 × 10-8 W/m2 K4. Assuming 1-D heat conduction, the magnitude of heat flux through the plate (in W/m2) is ________ (correct to two decimal places).

## Gate Mechanical Enginnering

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