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8 November, 20:40

What is the wavelength of a sound wave that has a speed of 340 m/s and a frequency of 880 Hz?

What is the wavelength of a sound wave that has a speed of 250 m/s and a frequency of 400 Hz?

What is the wave speed of a wave that has a frequency of 50 Hz and a wavelength of 2.0 m?

What is the wave speed of a wave that has a frequency of 100 Hz and a wavelength of 0.50 m?

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  1. 8 November, 23:31
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    Wave length of a sound wave = speed / frequency

    1) 340 m/s / 880 Hz = 0.3864 meters

    2) 250 m/s / 400 Hz = 0.625 meters

    wave speed of a wave = wave length * frequency

    3) 2.0 m * 50 Hz = 100 m/s

    4) 0.50 m * 100 Hz = 50 m/s
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