Pls answer this An observer is moving with half the speed of light towards a stationary microwave source emitting waves at frequency 10 GHz. What is the frequency of the microwave measured by the observer ? (speed of light = 3 × 108 ms –1) Share with your friends Share 2 Shobhit Mittal answered this Dear student, f'=fc+c/2c=1093/21=1.5 GHz is the frequency measured .Regards -34 View Full Answer