Category : JEE Main & Advanced
The whole orderly range of frequencies/wavelengths of the EM waves is known as the EM spectrum.
Uses of EM spectrum
| Radiation | Uses |
| \[\gamma -\]rays | Gives informations on nuclear structure, medical treatment etc. |
| X-rays | Medical diagnosis and treatment study of crystal structure, industrial radiograph. |
| UV- rays | Preserve food, sterilizing the surgical instruments, detecting the invisible writings, finger prints etc. |
| Visible light | To see objects |
| Infrared rays | To treat, muscular strain for taking photography during the fog, haze etc. |
| Micro wave and radio wave | In radar and telecommunication. |
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