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Questions and Answers
What type of waves are radio waves?
What type of waves are radio waves?
- Mechanical waves
- Electromagnetic waves (correct)
- Radioactive waves
- Sound waves
How are sound waves converted into electromagnetic waves in a radio transmitter?
How are sound waves converted into electromagnetic waves in a radio transmitter?
- Through reflection
- By encoding them onto electromagnetic waves (correct)
- By amplifying them
- By changing the frequency
In which frequency range are FM radio stations typically found?
In which frequency range are FM radio stations typically found?
- 86-107 MHz (correct)
- 100-200 kHz
- 500-1600 kHz
- 50-100 MHz
Why are radio electromagnetic waves used for transmission over long distances?
Why are radio electromagnetic waves used for transmission over long distances?
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What is the main difference between AM and FM station frequencies?
What is the main difference between AM and FM station frequencies?
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