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A sound wave has frequency of …

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A sound wave has frequency of 2 kHz and wavelength 40 cm . Calculate time taken in 1.6 km

 

    • Posted by Shri Niwas Jat 7 years, 2 months ago

    CBSE > Class 09 > Science
    • 1 answers

    Bindu Agarwal 7 years, 2 months ago

    Since s=wavelength * frequency ( s= speed of sound)

    Therefore :- s  = (40/100) * 2000

     = 800 m/s

    Therefore time taken = (1600)/800

    = 2 sec

    2Thank You

    ANSWER
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