How does the loudness of sound depend upon the amplitude? Explain giving example.

Discussion in 'CBSE Class 8 Physics Help' started by g mahesh, Nov 6, 2013.

  1. g mahesh

    g mahesh Member

    Loudness of sound is proportional to the square of the amplitude of vibrations producing the sound. For example, if the amplitude becomes twice the loudness increases by a factor of 4.

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