Chemical Engineering > GATE 2023 > Radiation
Given that ๐ธ (in W.mโˆ’2) is the total hemispherical emissive power of a surface maintained at a certain temperature, which of the following statements is/are CORRECT?
A
E does not depend on the direction of the emission.
B
E depends on the viewfactor.
C
E depends on the wavelength of the emission.
D
E does not depend on the frequency of the emission.

Correct : a, c

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Related Topics

emissive power chemical engineering GATE Chemical Engineering 2023 viewfactor emissive power wavelength emissive power frequency emissive power hemispherical emissive power chemical engineering gate emissivity chemical engineering

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