2 %%%%% This problem is used by: 0sn,6,dopplerf 3vw,3,dopplerf
4 (a) Find an equation for the relationship between the
5 Doppler-shifted frequency of a wave and the frequency of the
6 original wave, for the case of a stationary observer and a
7 source moving directly toward or away from the observer.\\
8 (b) Check that the units of your answer make sense.\\
9 (c) Check that the dependence on $v_s$ makes sense.