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Physics

Electromagnetic Waves and their Characteristics

विद्युतचुंबकीय तरंगें और उनकी विशेषताएँ

In Chapter 8 of Class 12 Physics, students learn how changing electric and magnetic fields sustain one another and travel through space as electromagnetic waves. The topic explains their transverse nature, mutually perpendicular electric and magnetic fields, propagation without a material medium, and speed in vacuum. Students also study wavelength, frequency, energy, polarization, and the electromagnetic spectrum, including radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays.

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