Propagation of sound

Doppler effect

frequency taken by receiver

f_r =

		x
Hz

frequency of emitting

f_s =

		x
Hz

velocity of sound

c =

m/s

motion velocity of receiver

v_r =

m/s

motion velocity of source

v_s =

m/s

1. Define values of all variables, besides sought quantity
2. Change units if necessary
3. Click "Calculate"