In a transverse wave a particle crosses it's mean position of 20 times/sec . If speed of wave is 200 m/s .what is the wavelength of wave
a) 10 m b) 20 m c) 5 m d) 40 m
The frequency of the wave is, f = 20 Hz
Speed of the wave is, v = 200 m/s
Wavelength of the wave = λ
We know,
v = fλ
= > λ = v/f = 200/20 = 10 m