Consider a person whose exposed surface area is 1.5 m2, emissivity is 0.5, and surface temperature is 28°C. Determine the rate of heat loss from that person by radiation in a large room having walls at a temperature of two situations of 280 K and 300 K. Use Stefan-Boltzmann constant as 5.67 x 108 W/m2-K. [Pertimbangkan seseorang dengan luas permukaan yang terdedah sebanyak 1.5 m, keberpancaran sebanyak 0.5, dan suhu permukaan 28°C. Tentukan kadar kehilangan haba daripadanya disebabkan sinaran di dalam bilik besar dengan dinding suhu pada dua situasi iaitu 280 K dan 300 K. Gunakan pemalar Stefan-Boltzmann sebagai 5.67 x 10 W/m' K',] Briefly discuss the radiation heat transfer with respect to temperature change based from your answer in Question 3(c). [Bincangkan dengan ringkas kadar perpindahan haba disebabkan perubahan suhu berdasarkan jawapan anda pada Soalan 3(c).]
Consider a person whose exposed surface area is 1.5 m2, emissivity is 0.5, and surface temperature is 28°C. Determine the rate of heat loss from that person by radiation in a large room having walls at a temperature of two situations of 280 K and 300 K. Use Stefan-Boltzmann constant as 5.67 x 108 W/m2-K. [Pertimbangkan seseorang dengan luas permukaan yang terdedah sebanyak 1.5 m, keberpancaran sebanyak 0.5, dan suhu permukaan 28°C. Tentukan kadar kehilangan haba daripadanya disebabkan sinaran di dalam bilik besar dengan dinding suhu pada dua situasi iaitu 280 K dan 300 K. Gunakan pemalar Stefan-Boltzmann sebagai 5.67 x 10 W/m' K',] Briefly discuss the radiation heat transfer with respect to temperature change based from your answer in Question 3(c). [Bincangkan dengan ringkas kadar perpindahan haba disebabkan perubahan suhu berdasarkan jawapan anda pada Soalan 3(c).]
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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c)q1=87.7w
q2=4.62w
i need answer for the last question
![Consider a person whose exposed surface area is 1.5 m2, emissivity is 0.5, and
surface temperature is 28°C. Determine the rate of heat loss from that person by
radiation in a large room having walls at a temperature of two situations of 280
K and 300 K. Use Stefan-Boltzmann constant as 5.67 x 108 W/m2-K.
[Pertimbangkan seseorang dengan luas permukaan yang terdedah sebanyak 1.5 m,
keberpancaran sebanyak 0.5, dan suhu permukaan 28°C. Tentukan kadar kehilangan haba
daripadanya disebabkan sinaran di dalam bilik besar dengan dinding suhu pada dua situasi iaitu
280 K dan 300 K. Gunakan pemalar Stefan-Boltzmann sebagai 5.67 x 10* W/m K'.]
Briefly discuss the radiation heat transfer with respect to temperature change
based from your answer in Question 3(c).
[Bincangkan dengan ringkas kadar perpindahan haba disebabkan perubahan suhu berdasarkan
jawapan anda pada Soalan 3(c).]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0548f3a6-11fa-4705-9411-f0b626e66a03%2Fb44c0e12-1207-4afd-8069-fe76b38d2382%2Fclaa265_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Consider a person whose exposed surface area is 1.5 m2, emissivity is 0.5, and
surface temperature is 28°C. Determine the rate of heat loss from that person by
radiation in a large room having walls at a temperature of two situations of 280
K and 300 K. Use Stefan-Boltzmann constant as 5.67 x 108 W/m2-K.
[Pertimbangkan seseorang dengan luas permukaan yang terdedah sebanyak 1.5 m,
keberpancaran sebanyak 0.5, dan suhu permukaan 28°C. Tentukan kadar kehilangan haba
daripadanya disebabkan sinaran di dalam bilik besar dengan dinding suhu pada dua situasi iaitu
280 K dan 300 K. Gunakan pemalar Stefan-Boltzmann sebagai 5.67 x 10* W/m K'.]
Briefly discuss the radiation heat transfer with respect to temperature change
based from your answer in Question 3(c).
[Bincangkan dengan ringkas kadar perpindahan haba disebabkan perubahan suhu berdasarkan
jawapan anda pada Soalan 3(c).]
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