6A24 - Decibel is:

  • Correct answer

    C.Both A & B

  • A.The unit used to express the ratio between two sound power levels

  • B.The unit used to express the ratio between two electrical power levels

  • D.None of the above

This question is one of 100 in FCC Radiotelegraph Element 6 2014. Test yourself on all of them.

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