A small black body has a total emissive power of 4.5 k W/m². In which range

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Question

A small black body has a total emissive power of 4.5 k W/m². In which range of the spectrum does this wavelength fall?

Options:

A . Thermal region

B . Cosmic region

C . Visible region

D . Infrared region

Answer: Option D
Answer: (d).Infrared region

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