Emissivity of Body 2 in Radiation Formulas

The Emissivity of Body 2 is the ratio of the energy radiated from a body’s surface to that radiated from a perfect emitter. And is denoted by ε₂.

Radiation formulas that make use of Emissivity of Body 2

fxInterchange Factor for Infinite parallel planesGo

fxInterchange factor for infinitely long concentric cylindersGo

fxInterchange factor for infinitely long concentric spheresGo

fxInterchange factor for two rectangles with common side at right angles to each otherGo

fxInterchange factor for large body enclosed by another bodyGo

What is the Emissivity of Body 2?

The Emissivity of Body 2 is the ratio of the energy radiated from a body’s surface to that radiated from a perfect emitter.

Can the Emissivity of Body 2 be negative?

{YesorNo}, the Emissivity of Body 2, measured in {OutputVariableMeasurementName} {CanorCannot} be negative.

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