Which One of the Following Statements Concerning Emissivity Is False

question 17

Multiple Choice

Which one of the following statements concerning emissivity is false?

• A)The emissivity is 1.0 for a perfect radiator.
• B)The emissivity is 1.0 for a perfect absorber.
• C)Emissivity depends on the condition of the surface.
• D)Emissivity is a dimensionless quantity.
• E)Emissivity depends on the surface area of the object.

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Definitions:

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