n- STRIP THEORY 



o - SLENDER-BODY THEORY 



o 











LT> 









C 



X 











_J 



X rj 

 CD ._ 



• — CT 









c 

 c 



X 



_J 



X 



z: 

 \ -; 



LO 

 CD 





O 



C 



c 



o 











o _ 



n 













1 



1 



C.2C 0.50 0.7! 



NON-DIM, FREQUENCY 



l.CC 



Figure 20 - Pitch Added-Mass and Damping Coefficients of SWATH 6D 

 in Following Seas at 20 Knots 



36 



