An electronic circuit board dissipating 50 W is
Chapter 8, Problem 8.90(choose chapter or problem)
An electronic circuit board dissipating 50 W is sand-wiched between two ducted, forced-air-cooled heatsinks. The sinks are 150 mm in length and have 20 rectangular passages 6 mm?25 mm. Atmospheric airat a volumetric flow rate of 0.060 m3/s and 27C isdrawn through the sinks by a blower. Estimate theoperating temperature of the board and the pressuredrop across the sinks.
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