A New Appraisal of Strip Theory 



1.2 

 X/L 



Fr = 0.10 



+150 

 + 100 

 + 50 a 



UJ 

 K 



^ 



'-' liJ 



O 



- 50 

 -100^ 

 —1-150 



i.e 



Fig. 42 - Model F in directly ahead seas, heaving 

 non-dimensional amplitude and phase angle vs 

 wavelength to shiplength ratio 



299 



