Radio Frequencies and Their Uses
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Questions and Answers

What is the primary use of Extremely Low Frequency (ELF) waves?

  • Mobile phone communication
  • Television broadcasting
  • Wireless heart rate monitoring
  • Communication with submarines (correct)

    • Which frequency band is primarily used for FM radio and television broadcasts?

  • Ultra High Frequency (UHF)
  • High Frequency (HF)
  • Low Frequency (LF)
  • Very High Frequency (VHF) (correct)

    • Which of the following frequency bands includes communication with amateur radio operators?

  • Very Low Frequency (VLF)
  • Medium Frequency (MF) (correct)
  • Extremely Low Frequency (ELF)
  • Ultra High Frequency (UHF)

    • In which frequency band would you find the range of 300 MHz to 3 GHz?

    <p>Ultra High Frequency (UHF)</p> Signup and view all the answers

    What is a use of Very Low Frequency (VLF) waves?

    <p>Navigation and time signals</p> Signup and view all the answers

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