(a) In satellite communication, short radio waves having frequency v > 30 mHz are used.
(b) For studying crystal structure, X-rays are used.
(c) Gamma radiation is similar to the radiation emitted during the decay of radioactive nuclei.
(d) Visible light has range between 300 nm to 700 nm.
(e) Ultraviolet rays are absorbed from sun light by ozone layer.
(f) Infrared radiation produces intense heating effect.