isabellahardes isabellahardes

21-02-2018
Physics

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What is the period of a sound wave whose wavelength is 20.0 m if the speed of sound in air is 340 m/s ?

Respuesta :

WaleMaths WaleMaths

22-02-2018

Speed = distance/time

T = 1/F

F = 1/T

Therfore: Speed = distance × frequency..

Where distance = wavelength..

Speed=340m/s

Wavelength = 20

340 = 20/T (where T=period)

T = 20/340

T = 1/17 secs.....

Hope this helped..?

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