(Solution) - Electronic power devices are mounted to a heat sink having -(2025 Original AI-Free Solution)

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Academic Level: Undergrad. (yrs 3-4)

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Electronic power devices are mounted to a heat sink having an exposed surface area of 0.045 m2 and an emissivity of 0.80. When the devices dissipate a total power of 20 Wand the air and surroundings are at 27°C, the average sink temperature is 42°C. What average temperature will the heat sink reach when the devices dissipate 30 W for the same environmental condition?