An aluminum plate measuring 15 cm long, 10 cm wide and 1 cm thick was cooled in air. At the time of cooling, the ambient temperature was equal to 23 °C. Experimental data were measured and are shown in Table 1. Calculate the Heat exchanged by the body in J. Consider in the answer one decimal place after the comma. Table 1 - Experimental data t(s) T (oC) 0 63 146 58 375 52 475 50 625 47 730 45 917 42 1056 40 1224 38 1391 36 1613 34 1895 32 Aluminum data: density = 2702 kg/m3; Cp = 903 J/kg K and k = 237 W/m K
An aluminum plate measuring 15 cm long, 10 cm wide and 1 cm thick was cooled in air. At the time of cooling, the ambient temperature was equal to 23 °C. Experimental data were measured and are shown in Table 1. Calculate the Heat exchanged by the body in J. Consider in the answer one decimal place after the comma. Table 1 - Experimental data t(s) T (oC) 0 63 146 58 375 52 475 50 625 47 730 45 917 42 1056 40 1224 38 1391 36 1613 34 1895 32 Aluminum data: density = 2702 kg/m3; Cp = 903 J/kg K and k = 237 W/m K
Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
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Chapter1: Basic Modes Of Heat Transfer
Section: Chapter Questions
Problem 1.71P: 1.71 The thermal conductivity of silver at 212°F is 238 Btu/h ft °F. What is the conductivity in SI...
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An aluminum plate measuring 15 cm long, 10 cm wide and 1 cm thick was cooled in air. At the time of cooling, the ambient temperature was equal to 23 °C. Experimental data were measured and are shown in Table 1.
Calculate the Heat exchanged by the body in J. Consider in the answer one decimal place after the comma.
Table 1 - Experimental data
t(s) |
T (oC) |
0 |
63 |
146 |
58 |
375 |
52 |
475 |
50 |
625 |
47 |
730 |
45 |
917 |
42 |
1056 |
40 |
1224 |
38 |
1391 |
36 |
1613 |
34 |
1895 |
32 |
Aluminum data: density = 2702 kg/m3; Cp = 903 J/kg K and k = 237 W/m K
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