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Math Help - Sound Intensity Problem

  1. #1
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    Sound Intensity Problem

    Sound intensity is measured by the decibel scale
    where is a reference intensity. Thus adding 10 decibels to multiplies with 10. Adding 3 decibels multiplies with _______???
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  2. #2
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    I got the answer. Never mind. However, if anyone is interested it's pretty self explanatory: 10^(3/10)
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  3. #3
    Grand Panjandrum
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    Quote Originally Posted by thebristolsound View Post
    sound intensity is measured by the decibel scale
    where is a reference intensity. Thus adding 10 decibels to multiplies with 10. Adding 3 decibels multiplies with _______???
    10^{0.3}

    Every one who works with dB's knows the 10dB - an order of magnitude, 3dB a factor of 2, 7dB a factor of 5 for power like units such as intensity.

    cb
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