Ultrasound with f = 4.4MHz is used in a medical imager

Question

A)Find the wavelength in air, with sound speed 343 m/s.

B)Find the wavelength in muscle tissue, with v = 1580 m/s

Answer 1

A. L = V*T =V*(1/F)=V/F
L = 343/4.4*10^6 = 7.95*10^-5m.

B. L = 1580/4.4*10^6 = 359*10^-6=3.59*10^-4 m.