The following data was obtained form the cooling of an iron cube (2cm x 2cm x 2cm) with surrounding temperature of 27.1 with forced air. Time T (°C) 6:07:12 329 6:07:25 149 6:08:25 117 6:09:25 97 6:10:25 81 6:11:25 70 6:12:25 62 6:13:25 55 6:14:25 49 Given that the properties of iron is as follows: Density (kg/m³) Heat capacity (J/kg-K) Thermal Conductivity (W/m-K) 7874 462 94 Calculate the heat transfer coefficient from the data and identify whether lumped system analysis can be applied to the system. Show your complete solution. You may upload an excel file with your answer sheet.
The following data was obtained form the cooling of an iron cube (2cm x 2cm x 2cm) with surrounding temperature of 27.1 with forced air. Time T (°C) 6:07:12 329 6:07:25 149 6:08:25 117 6:09:25 97 6:10:25 81 6:11:25 70 6:12:25 62 6:13:25 55 6:14:25 49 Given that the properties of iron is as follows: Density (kg/m³) Heat capacity (J/kg-K) Thermal Conductivity (W/m-K) 7874 462 94 Calculate the heat transfer coefficient from the data and identify whether lumped system analysis can be applied to the system. Show your complete solution. You may upload an excel file with your answer sheet.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Transcribed Image Text:The following data was obtained form the cooling of an iron cube (2cm x 2cm x 2cm) with
surrounding temperature of 27.1 with forced air.
Time
T (°C)
6:07:12
329
6:07:25
149
6:08:25
117
6:09:25
97
6:10:25
81
6:11:25
70
6:12:25
62
6:13:25
55
6:14:25
49
Given that the properties of iron is as follows:
Density (kg/m³)
Heat capacity (J/kg-K)
Thermal Conductivity (W/m-K)
7874
462
94
Calculate the heat transfer coefficient from the data and identify whether lumped system
analysis can be applied to the system. Show your complete solution. You may upload an excel
file with your answer sheet.
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