Giddings and Wermter 



0.10 0.20 



Froude Number, F,, 



0.30 



0.10 0.20 



Froude Number, F^ 



030 



Fig. 27b - Dimensionless heave amplitudes 



160 



120 



• 80 



40 



0.10 0.20 



Froude Number, F^ 



0.30 O 



0.10 0.20 



Froude Number, F,, 



0.30 



Fig. 27c - Phase lag of heave referred to pitch 



780 



