Str^m-Tejsen and Chislett 



X) 20 30 AO 



RUDDER ANGLE. degrMS. 



-30 -20 -» 10 



RUDDER ANGLE, degrees. 



Fig. 29 - Results of static-rudder-angle tests made at different speeds 

 (a) dimensional plot of side force Y ', (b) dimensional plot of turning 

 moment N' 



370 



