Question

We consider the radiation emitted by the human body. Which of the following statements is true [CBSE PMT 2003]
A) The radiation is emitted only during the day B) The radiation is emitted during the summers and absorbed during the winters C) The radiation emitted lies in the ultraviolet region and hence is not visible D) The radiation emitted is in the infra-red region

Answer 1

The human body emits radiation in the infrared region. so correct answer is D)
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Answer 2

Answer:

Explanation:

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