60 120 180 240 300 360 



e^lDEG) 



Figure 17a - Harmonics n = 1 to n = 5 



180 240 300 360 



60 120 



Fieure 17b - Harmonics n = 6 to n = 10 



0^ (DEG) 



Figure 17 - Variations of Harmonic Amplitudes o£ F,^ During Wave Cycle 

 Without Hull Pitching 



45 



