A body is called grey if the monochromatic emissivity of the body is Options: A . &nbspZero B . &nbspUnity C . &nbspSame for all wavelengths D . &nbspDifferent for all wavelengths

A body is called grey if the monochromatic emissivity of the body is

Question

A body is called grey if the monochromatic emissivity of the body is

Options:

A . Zero

B . Unity

C . Same for all wavelengths

D . Different for all wavelengths

Answer: Option C

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