Electric Discharge in rarefied Hydrogen and Oxygen. 297 



gradual and almost imperceptible during a. large increase 



in D. But in the case of the lower pressures, -^£~ eventually 



increases once more in a well-defined manner with increase 

 of distance. 



Table I. ?j p = 9-3. 



D. 



•25 



1 



1-5 



2 



5 



6 

 10 

 12 



Ap/AQ. 



1-91 



2-82 



2-74 



2-88 



3-3 



32 



3-4 



3-66 



340 

 390 

 410 

 440 

 670 

 690 

 1000 

 1260 



Table II.,-j0= 5:5. 



Table III.. 



4-5. 



•25 



1 



1-5 



2 



4 



5 



8 

 10 

 12 

 14 

 15 

 16 



1-7 



335 



1-86 



360 



211 



3S0 



224 



360 



25 



410 



2-5 



455 



26 



570 



2-7 



700 



30 



710 



33 



810 



3-7 



870 



44 



900 



Table I V. 7 p=3*l. 



2-27 

 24 

 357 

 5-24 



470 

 590 

 710 

 810 



Table V., p = 2-6. 



1-5 



S 

 12 

 13 

 14 

 16 



207 



22 



312 



35 



424 



5-3 



370 

 540 

 630 

 640 



680 

 800 



Table VL, p = 2-l. 



5 

 8 



10 

 12 

 14 

 16 



205 

 21 



2-57 



318 



3-82 



50 



6-3 



350 

 390 

 490 

 560 

 600 

 700 

 800 



Table VII., j»=l-4. 



4 



22 



410 



8 



2-54 



460 



12 



4-3 



610 



14 



55 



700 



16 



645 



730 



Table VIII., p = l-05. 



4 

 8 

 10 

 12 

 14 

 16 



2-56 



30 



3-72 



4-4 



53 



6-4 



440 

 500 

 550 

 610 

 660 

 700 



Table IX.,/? = -65. 



10 

 12 

 14 

 16 



32 

 30 

 30 

 35 

 43 

 4-5 



590 

 610 

 590 

 630 

 660 

 690 



