Write two factors which justify the need of modulating a low frequency signal into high frequencies before transmission.

University Physics Volume 2
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ISBN:9781938168161
Author:OpenStax
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Chapter16: Electromagnetic Waves
Section: Chapter Questions
Problem 53P: At what distance does a 100-W lightbulb produce the same intensity of light as a 75-W lightbulb...
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Write two factors which justify the need of modulating a low frequency signal into high frequencies before transmission.

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