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For a grey diffuse surface with emissivity ε and temperature T, the intensity of emitted radiation is given as __________. ( is StefanBoltzmann constant.)
 
  • a)
  • b)
  • c)
  • d)
    επσT4
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
For a grey diffuse surface with emissivity ε and temperature T...
For a diffuse surface, intensity of emitted radiation (Ie) is same in all directions and is given as
Ie = E/π
Where E is total emissive power
Therefore
Ie = εσT4
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Most Upvoted Answer
For a grey diffuse surface with emissivity ε and temperature T...
For a diffuse surface, intensity of emitted radiation (Ie) is same in all directions and is given as
Ie = E/π
Where E is total emissive power
Therefore
Ie = εσT4
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Community Answer
For a grey diffuse surface with emissivity ε and temperature T...
For a diffuse surface, intensity of emitted radiation (Ie) is same in all directions and is given as
Ie = E/π
Where E is total emissive power
Therefore
Ie = εσT4
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