388 



Dr. Norman Campbell : Experiments on 



furthest to the right, but i£ c is too small it may not occur 

 at all. A very little consideration will show that in figs. 12, 



Fig. 14. 



0:9 

 0-8 

 0-7 



0-6 



0-5 



I 



0-4 



0-3 

 0* 

 01 





- 

















1 













' 







1 











1 



\ 











1 



\ 







! 





\ 



\ 



v 







\ \ 



\ 









\\ 











\ 



V 



^ 





-^^=/ 







- -^V- 



"^^ 



— — . m=2 





- 1 "—"-*— * 











— — . — „ 







0-1 



0-2 



0-3 



0-a 



0-5. 



Fig. 15. 



13 it occurs in all the curves except that for IV = '00025. 

 Accordingly, we get the following table : — 



