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3.Which one of the following electromagnetic radiations is most energetic?(A) Ultraviolet radiations(B) X-rays(C) Infrared radiations(D) Light rays

Answer»

Option AThe different types ofradiationare defined by the the amount ofenergyfound in the photons. Radiowaveshave photons with low energies, microwave photons have a littlemore energythan radiowaves, infrared photons have stillmore, then visible, ultraviolet, X-rays, and, themost energeticof all, gamma-rays.



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