c) A composite wall is composed of 5 sections as represented in the below diagram. The temperature at the left side is 25°C and at the right side is 90°C and h = 15 W/m2 K on both sides. The coefficient of heat transfer are k₁=k3 = 80 W/mK, k₂ = 120 W/mK, k4 100 W/mK, and ks = 150 W/mK. Determine: i. ii. The total thermal resistance, Heat transfer rate through the composite. N 5 3 cm cm, 3 cm p/9/9 24 cm 8 cm 6 cm 2 cm
c) A composite wall is composed of 5 sections as represented in the below diagram. The temperature at the left side is 25°C and at the right side is 90°C and h = 15 W/m2 K on both sides. The coefficient of heat transfer are k₁=k3 = 80 W/mK, k₂ = 120 W/mK, k4 100 W/mK, and ks = 150 W/mK. Determine: i. ii. The total thermal resistance, Heat transfer rate through the composite. N 5 3 cm cm, 3 cm p/9/9 24 cm 8 cm 6 cm 2 cm
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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hey, please answer with proper instructions and explain it as simplistically as possible
and please refer to the diagram because i asked someone else to answer this before and they completly ignored the diagram
please explain each equation used as well
please and thank you

Transcribed Image Text:c) A composite wall is composed of 5 sections as represented in the below diagram. The
temperature at the left side is 25°C and at the right side is 90°C and h = 15 W/m2 K on both
sides. The coefficient of heat transfer are k₁ = k3 = 80 W/mK, k₂ = 120 W/mK, k4 = 100 W/mK,
and ks = 150 W/mK. Determine:
i.
The total thermal resistance,
ii.
Heat transfer rate through the composite.
2
5
3 cm,2 cm, 3 cm
pqp99
3
4
24 cm
8 cm
6 cm
2 cm
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Step 1: Given data
VIEWStep 2: Draw equivalent thermal circuit for given composite wall
VIEWStep 3: Calculation of thermal resistance
VIEWStep 4: Calculation of thermal resistance
VIEWStep 5: Calculation of thermal resistance
VIEWStep 6: Calculation of thermal resistance
VIEWStep 7: Calculation of total thermal resistance and heat transfer rate through composite wall
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