Heat is transferred steadily through a 0.02-cm thick 9-m x 4-m wall at a rate of 1.6 kW. The inner and outer surface temperatures of the wall are measured to be 15 °C to 5 °C. The average thermal conductivity of the wall is what?

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Heat is transferred steadily through a 0.02-cm thick 9-m x 4-m wall at a rate of
1.6 kW. The inner and outer surface temperatures of the wall are measured to
be 15 °C to 5 °C. The average thermal conductivity of the wall is what?
Transcribed Image Text:Heat is transferred steadily through a 0.02-cm thick 9-m x 4-m wall at a rate of 1.6 kW. The inner and outer surface temperatures of the wall are measured to be 15 °C to 5 °C. The average thermal conductivity of the wall is what?
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