Physics for IGCSE & O level - Waves And Sounds (Section 4 - No. 19)
If the speed of sound in the air is 340 m/s and the frequency is 170 Hz, what is the wavelength of the sound?
0.5 m
1 m
2 m
3 m
Explanation
Wavelength = speed/frequency = 340m/s / 170 Hz = 2 m.
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