Question

    Intensity of Sound is measured in

    ________
    A Ampere Correct Answer Incorrect Answer
    B Pascal Correct Answer Incorrect Answer
    C Decibel Correct Answer Incorrect Answer
    D None of these Correct Answer Incorrect Answer

    Solution

    Decibels represent the ratio of sound pressure to a reference level, and are a logarithmic unit. This means that a 10 dB increase represents a tenfold increase in intensity. 

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