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  1. Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s

    2. A.

     2000
    B.

     0.016
    C.

     1000
    D.

     0.008

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    Answer : Option D

    Explanation :

    Frequency = velocity/wavelength = 500/4 = 125 Time period = 1/Frequency = 1/125 = 0.008

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