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Electromagnetic spectrum
Electromagnetic waves are coupled time varying electric and magnetic fields, propagating in space, with the speed very close to that of light `(3xx10^8 ms^-1)`. An the orderly distribution and classification of electromagnetic waves according to their frequency or wavelength is called electromagnetic spectrum. electromagnetic waves inclued visible light, ultraviolet waves, infra red waves, X-rays, gamma-rays, microwaves and radiowaves.
The electromagnetic waves used in surgery for detection of fractures, diseased organs, forensic matter like bullet, etc, are

A

gamma rays

B

X-rays

C

microwaves

D

ultraviolet waves.

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