For infinite parallel planes having emissivities ε1 & ε2,... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

For infinite parallel planes having emissivities ε1 & ε2, the interchange factor for radiation from surface 1 to surface 2 is given by__________________?

Correct answer: B

Explanation

The interchange factor for radiation between two surfaces with emissivities ε1 and ε2 is given by the formula $\frac{\epsilon_1 \epsilon_2}{\epsilon_1 + \epsilon_2 - \epsilon_1 \epsilon_2}$.

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