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Physics for IGCSE & O level - Waves And Sounds (Section 7 - No. 29)

If the speed of sound is 330 m/s, and the wavelength is 1 m, what is the frequency?
330 Hz
1 Hz
3300 Hz
0.003 Hz

Vysvětlení

Frequency = speed / wavelength = 330 m/s / 1 m = 330 Hz.

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