Requirements: 1. Fill the tables. 2. Calculate the thermal conductivity and the thermal resistance. Comment on results. 3. Plot the measured values for temperature difference over the electrical power.

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Requirements:

1. Fill the tables.

2. Calculate the thermal conductivity and the thermal resistance. Comment on results.

3. Plot the measured values for temperature difference over the electrical power.

 

 

please don't reject the question. Thank you

Heat Conduction in Fluids
Data and results:
Part (1): Calculating thermal conductivity and thermal resistance for gas (air)
Power
Temperature
Temperature
T, -T,
Thermal
Temperature
Thermal
(P.)
(T )
(T, )
°C
conductivity
(T_)
resistance
°C
°C
°C
R
w/m.k
k/w
10
34
14.3
22
54.7
14.5
29
68.3
14.8
32
75
16.4
Part (2): Calculate the thermal conductivity and the thermal resistance for water.
Power Temperature
Temperature
T, -T,
Thermal
Temperature
Thermal
(P.)
(T, )
(T, )
°C
conductivity
(T„.)
resistance
°C
°C
°C
R
w/ m.k
k/ w
50
20.3
15.4
100
26.7
16.7
150
33.1
17.5
200
38.4
18.2
Dimensions of heat transferring annular gap
L=0.0004m
A=0.007439m2
Transcribed Image Text:Heat Conduction in Fluids Data and results: Part (1): Calculating thermal conductivity and thermal resistance for gas (air) Power Temperature Temperature T, -T, Thermal Temperature Thermal (P.) (T ) (T, ) °C conductivity (T_) resistance °C °C °C R w/m.k k/w 10 34 14.3 22 54.7 14.5 29 68.3 14.8 32 75 16.4 Part (2): Calculate the thermal conductivity and the thermal resistance for water. Power Temperature Temperature T, -T, Thermal Temperature Thermal (P.) (T, ) (T, ) °C conductivity (T„.) resistance °C °C °C R w/ m.k k/ w 50 20.3 15.4 100 26.7 16.7 150 33.1 17.5 200 38.4 18.2 Dimensions of heat transferring annular gap L=0.0004m A=0.007439m2
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