The wavelengthâ (w) of a wave varies inversely as its frequencyâ (f). a wave with a frequency of 800 khzâ (kilohertz) has a length of 171m. what is the length of a wave with a frequency of 900 âkhz?

Respuesta :

using πF = π1F1
800×171 = 900× π1
π1 = (800×171)/(900) = 152m
π1 = 152m