Mechanical Engineering - Heat Transfer, Refrigeration and Air Conditioning - Discussion


If the energy radiated per second per sq. cm. of the surface for wave lengths lying between λ, and λ + dλ is represented by (eλ.dλ), then eλ is called

[A]. absorptive power
[B]. emissive power
[C]. emissivity
[D]. none of these

Answer: Option B


No answer description available for this question.

Khan said: (Sep 5, 2017)  
Explain it please.

Aftab said: (Feb 13, 2018)  
Monochromatic emissive power.

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