













1 









































































































































































































( 



























1 





























1 





























\ 







































































c 



2> M 



-- 0.05 

























C 



3 M 



= 0.1 











L 















[ 



= 1.0 











In 















I. 





= 2.0 ■ 

 = 5.0 









J 



M 



























/ 



A 



























n t 



1 





M^ 



^^ 



















j 



// 



j 





l\\ 



, s 



















/ 



// 



1 





S.^J 



\, 



















/ 



i \ 



I 





H^^ 



^.N 



















// 



) 



/ 





Xj 



t^ 











j^^ 









// 



/ 



/ 







^ 









I 



! \ 



^ 





/A 



^/A 



/ 



I 















n 



X 



"1 





i//i 



F^ 



S 















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% 



1 r 



p^ 



;^ 



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0.277 0.47T 0.67T 0.87T l.OTT 1.277 



( CO \_\ 

 Nondimensional Frequency, <^ - \ — J — I 



Figure 17. Variation of normalized maximum dynamic stress, l^max ' "^'^^^ 

 nondimensional frequency, to', for )3 = 0.50 over the range 

 tt/IO s co' - 1.47J' for values of \i as indicated. 

 39 



