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Trinity Horton
Physics
3 January, 09:02
Explain detection of electromagnetic waves
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Vanessa Figueroa
3 January, 09:09
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Radio waves are detected using electrical circuits that receive these electromagnetic signals in an antenna, and then the radio frequencies are modulated through capacitors before emerging as sound in a speaker. Radio waves are normally less than a kilohertz long up to 20 gigahertz.
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