Examveda

Which one of the following radiations is non-ionising?

A. X-rays

B. Gamma-rays

C. Fast neutrons

D. Ultraviolet light

Answer: Option D

Solution (By Examveda Team)

Ultraviolet light radiation is non-ionizing.
Non-ionizing radiation includes visible, infrared, and ultraviolet light; microwaves; radio waves; and radiofrequency energy from cell phones.
Ultraviolet (UV) radiation is a form of non-ionizing radiation that is emitted by the sun and artificial sources, such as tanning beds.

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