We consider the radition emitted by the human body which of the following statements is true?

Options

A. The radiation emitted is in the infrared region.
B. The radiation is emitted only during the day.
C. The radiation is emitted during the summers and absorbed during winters.
D. The radiation emitted lies in the ultravioled region and hence is not visible.

Answer

A

Explanation

Every body at all time, at all temperatures emit radiation (except at `T = 0)`, which fall in the infrared region.