Relax

Respuesta :

Answer:

168m/s

Explanation:

Given parameters:

Frequency  = 28Hz

Wavelength  = 6m

Unknown:

Speed of the the wave travel  = ?

Solution:

To solve this problem, we us the wave - velocity equation:

    Velocity  = Frequency x Wavelength

 Velocity  = 28 x  6  = 168m/s