Consider the conveyor system described in .24, but under
Chapter 9, Problem 9.24(choose chapter or problem)
Consider the conveyor system described in Problem7.24, but under conditions for which the conveyor isnot moving and the air is quiescent. Radiation effects and interactions between boundary layers on adjoiningsurfaces may be neglected.(a) For the prescribed plate dimensions and initial tem-perature, as well as the prescribed air temperature,what is the initial rate of heat transfer from one ofthe plates?(b) How long does it take for a plate to cool from300?C to 100?C? Comment on the assumption ofnegligible radiation.
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