Solution:
we are given with
Frequency[tex]=f=680 Hz[/tex]
Sound wave velocity[tex]=V=340m/sec[/tex]
we have been asked to find the wavelength?
As we know that
[tex]V=f \lambda[/tex]
[tex]340=680 \lambda\\
\\
\lambda=\frac{340}{680} \\
\\
\lambda=0.5[/tex]
Hence the wavelength is 0.5m
