At =5° F 



(FEET) 

 300 



290 



280 



270 



260 



250 



240 



230 



220 - 



210 



200 



190 



180 



170 



160 



150 



140 



130 



120 



110 

 100 



90 



80 



70 



60 



50 



40 



30 



20 

 10 

 





























































































- 









_^.— 



h ^t 



jrgence) 



c.<° 

















- 



/ 





























- 



/ 

 / 

 / 





























- 



/ 

 / 



f 





























: / 

 i / 







^-" y 











•^^ 















_ / 



. \ 



\ 



/ 

 / 

 / 



S 



























: / 

 : 1 



/ 

 / 





























1 t 

 1 / 

 1 / 





S 



^ 







h(diverg 



ence) 



_ — — 



2®£~ 



jeo£t^ 



"™ -^ " 











1 1 



: 1 1 

 i 1 1 



/ / 

 / / 



/ y 



























- ' '/ 



/ / 

 // 





























-i/i/ 































- 1/ '/ 



if 



7 





























FIGURE 16 PARAMETERS v AND h VERSUS k FOR STABILITY INDEX At = 4° TO 6° F 



33 



