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# Electromagnetic Waves

Basic idea of displacement current, Electromagnetic waves, their characteristics, their
Transverse nature (qualitative ideas only).
Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X-rays,
gamma rays) including elementary facts about their uses.

### Electromagnetic Spectrum

After the demonstration of electromagnetic waves by Hertz, electromagnetic waves in different regions of wavelength were produced by different ways of excitation. The orderly distribution...

### Hertz experiment

The principle of Hertz experiment: The existence of electromagnetic waves was confirmed experimentally by Hertz in 1888. This experiment is based on the fact that...

### Electromagnetic Waves

Electromagnetic waves with the wavelength of the order of a few meters were first produced and detected in the laboratory by Hertz in 1887....