Problem

Determine the heat flux at the wall of a microchannel of width 1 µm if the wall temperatur...

Determine the heat flux at the wall of a microchannel of width 1 µm if the wall temperature is 50°C and the average gas temperature near the wall is 100°C for the cases of

(a) σT = 1.0, γ = 1.667, k = 0.15 W/m·K, λ/Pr = 0.5

(b) σT = 0.8, γ = 2, k = 0.1 W/m·K, λ/Pr = 5

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