what is phone and how it works
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Cell phones use radio waves to communicate. Radio waves transport digitized voice or data in the form of oscillating electric and magnetic fields, called the electromagnetic field (EMF). ... Radio waves carry the information and travel in air at the speed of light. Cell phones transmit radio waves in all directions.
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Answer:
Cell phones use radio waves to communicate. Radio waves transport digitized voice or data in the form of oscillating electric and magnetic fields, called the electromagnetic field (EMF). ... Radio waves carry the information and travel in air at the speed of light. Cell phones transmit radio waves in all directions
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