Wormeln fiir bic fierecmctriic^c ^iibiiuncj. 



53 



U c b c r f i d) t 



bei 



lü i dj t i i] ft e 11 ü r m e ( 11 



für 



yarnboloiD. 



D= 0 G = 0 



D = 0,50 — — G = V4 

 D 0,71--/— l—Y G = 



D=:0,87-/ — i — -Ig =^/4 



D= 1,00 



ilfiloiö. 



G = l 



2 



rrD2 H n.DKR 



k=rO,75 .Gl .II. 

 k = (G + 4j') H. 



k = (.t R2 4- jr 1-2) . 



k = :r (D2+d'-').-g. 

 k=^^+^^. = (G + ,)|, 



k = r •1'• 

 k=r(G-|-4r^-s•) ).'• 



k rzz (3 Gl + g) 



D = 0,125 / 





D= 0,35- /- 





D= 0,65 / 





Dr= 1,00 





_G = 0 

 G = Vei 



G = «/64 

 G = 27/,4 



k — 

 k = 



.T . H 



4 



k = 



16 

 G.H 



k = 2 y . H. 



krzz: [d-'H-xz-d^ . (y-D^^ v"d'^)+ .1^] 



k= -^[g + G . g (V' G + V'g) + g] 

 k=:(G4-4y + g)^. 



