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The behavior of two different surfaces with varying spectral emissivity are shown below. If the surface temperature is given as 3500K and there is a radiation coming from a source at 3000K. 1.0 0.9 Surface 2 0.8 0.5 0.2 Surface 1 0.1 4 λ, μm

The behavior of two different surfaces with varying spectral emissivity are shown below. If the surface temperature is given as 3500K and there is a radiation coming from a source at 3000K. 1.0 0.9 Surface 2 0.8 0.5 0.2 Surface 1 0.1 4 λ, μm

Elements Of Electromagnetics
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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Determine the following:

a. Average emissivity of both surfaces

b. Absorptivity of both surfaces

c. reflectivity of both surfaces

d. which surface is more suitable to serve as a solar absorber?

The behavior of two different surfaces with varying spectral emissivity are shown below. If the surface temperature is given as 3500K and there is a radiation coming from a source at 3000K. ελ 1.0 Surface 2 0.9 0.8 0.5 0.2 0.1 - Surface 1 1. 3 λ, μm
Transcribed Image Text:The behavior of two different surfaces with varying spectral emissivity are shown below. If the surface temperature is given as 3500K and there is a radiation coming from a source at 3000K. ελ 1.0 Surface 2 0.9 0.8 0.5 0.2 0.1 - Surface 1 1. 3 λ, μm
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