20 



I 5 



I 



:v^ 5.5-6 



\ 





R: v= 10.5-1 1.4'— 'm/sec 



234567823456789 3456789 10 II 



T sec T sec T sec 



/o 



20 



I 5 



I 



5 - 



V = 11.5- 12.4 fTi/sec 



2 3 4 5 6 7 8 9 10 II 12 4 5 6 7 8 9 10 1 1 12 1 3 14 1 5 



T sec T sec 



Fig 4. Frequency distribution of ctiarocteristic periods ot different wind velocity v (m/^g^) 

 (Fully developed sea). 



16 



