Plate glass 5 mm thick at200°C is to be cooled fromb bothsides using air at 40°C. Ifs surfacecracks are to bea avoided determine them maximumvalue of convective heat transfer coefficient. Material properties are density = 2500 kg/m3, = specific heat 670 J/kgK. Thermal conductivity 0.744 W/mk. Also determine the time required in this to cool the plate to 80°C.

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Plate glass 5 mm thick at200°C is to be cooled fromb bothsides using air at 40°C. Ifs surfacecracks are to bea avoided determine them maximumvalue of convective heat transfer coefficient. Material properties are density = 2500 kg/m3, = specific heat 670 J/kgK. Thermal conductivity 0.744 W/mk. Also determine the time required in this to cool the plate to 80°C.

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