Most of the radiation emitted by a human body is in the form of __________.

Environmental Science
Aroma Ann0

A. Ultraviolet radiation and is invisible
B. Visible radiation but is too weak to be visible
C. Infrared radiation and is invisible
D. Humans do not emit electromagnetic radiation

Most of the radiation emitted by the human body is mainly at the wavelength of 12 micron. The wavelength of infrared radiation is between 0.75 to 1000 micron (1 micron = 10-6metres). Hence , the majority of radiation emitted by human bodies lie in the infrared region.

Related Mcqs:

  1. Electromagnetic radiation with wavelengths between 0.4 and 0.7 micrometers is called __________.
  2. Solar radiation reaches the earth’s surface as __________.
  3. The gas that absorbs most of the harmful ultraviolet radiation in the stratosphere is __________?
  4. Infrared and visible satellite images might provide __________?
  5. The primary cause of a radiation inversion is_______________?
  6. The atmospheric greenhouse effect is produced mainly by the __________?
  7. Which of the following has a wavelength shorter than that of violet light?
  8. Which radiation is not dangerous ?
  9. Emissivity and absorptivity of a surface are equal for radiation
  10. The proper order from shortest to longest wavelength is ________________.

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