Physics - Wave on String Question with Solution | TestHub

Frequency of the waves is given by the number of waves passing per second.

$f=\frac{54}{60}=0.9\text{Hz}$

Wavelength of the waves, $\lambda =5\text{m}$

Velocity of the waves, $v=f\lambda$

$v=0.9\times 5=4.5\text{m/s}$

Answer: $4.5$