A New Appraisal of Strip Theory 



kh, 



1.6 



1.4 



1.2 



1.0 



0.8 

 ) 



0.6 

 0.4 

 0.2 

 0.0 



0.6 



0.9 



1.2 

 X/L 



+150 

 + 100 



+ 50 S 



bJ 



S 



Q 



- 50 " 



-100 



-150 



1.5 



1.6 



I .4 



I .2 



1.0 



i°0.8 

 kho 



0.6 

 0.4 

 0.2 

 0.0 



0.6 



0.9 



1.2 

 X/L 



+ 150 

 + 100 

 + 5oS 



bJ 

 CC 



^ 



O 



- 50 " 



* 



-100 * 



-150 



1.5 



Fig. 44 - Model F in directly ahead seas, pitching 

 non-dimensional amplitude and phase angle vs 

 wavelength to shiplength ratio 



301 



