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A glass plate at 40°C is heated by passing hot air over it with a convection heat transfer coefficient of 18W/m²K. If the temperature change over 1mm thickness is not to exceed 5°C to avoid distortion damage, determine the maximum allowable temperature of the air. Thermal conductivity =1.4W/mK.

A glass plate at 40°C is heated by passing hot air over it with a convection heat transfer coefficient of 18W/m²K. If the temperature change over 1mm thickness is not to exceed 5°C to avoid distortion damage, determine the maximum allowable temperature of the air. Thermal conductivity =1.4W/mK.

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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A glass plate at 40°C is heated by passing hot air over it with a convection heat transfer coefficient of 18W/m²K. If the temperature change over 1mm thickness is not to exceed 5°C to avoid distortion damage, determine the maximum allowable temperature of the air. Thermal conductivity =1.4W/mK. Tair= 428.9°C 6. NOTES COMMENTS 日: 可にー 9:03 AM O # O e 6/30/202 nere to search 12 prt sc delete home enic f9 ho
Transcribed Image Text:A glass plate at 40°C is heated by passing hot air over it with a convection heat transfer coefficient of 18W/m²K. If the temperature change over 1mm thickness is not to exceed 5°C to avoid distortion damage, determine the maximum allowable temperature of the air. Thermal conductivity =1.4W/mK. Tair= 428.9°C 6. NOTES COMMENTS 日: 可にー 9:03 AM O # O e 6/30/202 nere to search 12 prt sc delete home enic f9 ho
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