[ 305 ] 



X. On Ihe Rexistrtnce mid Elwtram<it'n 



Electric Arc. 



INDEX SLIP. 



'>y 1'roj- 



M.S. 



i, W. On the Resistance and Electromotive Forces of the 

 Electric Arc. Phil. Trans., A, vol. 203, 1904, pp. 305-342. 



Arc, Electric, Resistance and Electromotive Forces of. 



DCDDSLL, VP. Phil. Trans., A, vol. 203, 1904, pp. 305-342. 



Electrolytes Measurement of Resistance of. 



DTTDDBLL, W. Phil. Trans., A, vol. 203, 1904, pp. 305-342. 



SINCE DAVY'S discov,-; 



Power Factor Measurement of, with small high frequency currents. 



DirnnsLL, W. Phil. Trans., A, vol. 203, 1904, pp. 305-342. 



conducts electricity, \>:\\<- U-IMI <i- 

 experiment. In <.nl -i to t x 

 and length apye > - 

 assumed that the *< |.. ^ . ,. , ... 

 more important in !>*>? met ini: 

 considered, has be^t,. a.:nl i-, - 

 is hoped, will he tin .;. -..-d !A 

 cation. 



A priori i\ is highly p.-ob.-i ';.) 

 if they exist, will bo functi'ins 

 consider the definitions oj'tln.sf .in.-, :i:tir 

 adopted whethi-r tfit- m->- cat, U- s;u.i 



ordinary t'\t-lMmk definiti'ins i' . 

 assumption that they arc constant uiiant it'i< - 

 if possible variation is generally de\> im. ; .. 

 _r the state >r- nature of the b", !v 

 i.te being the primary cause in !' > h.m^- I:. r-s!H 

 re is much experimental rvi<k/av to siipp";: t 

 it, A, (lows i! roiii;!) -/"/ conducting appiratu^; 

 rmifials can le written V = E -f- KA w! 

 only depend on he uatm-e, state ami mn 1 

 is of the current A or the pott- 

 tor any 



tolier 2, 1903. 



n to the present time, 

 lechanism by which it 

 .upted discussion and 

 nnecting P.D. current 

 n, experimenters have 

 liich of the two is the 

 letlier botli must be 

 jttlement of which, it 

 )ed in this communi- 



's of the electric arc, 

 ire necessary to first 

 end on the definitions 

 in E.M.F., or neither, 

 erally start with the 

 : current flowing, and 

 set due to the current 

 1, these alterations in 

 d E.M.F. observed. 



that when a steady 

 ;ential difference, V, 

 id E, the E.M.F. and 

 >f the apparatus, and 



so that the equation 

 ly constant conditions 

 9.8.04 



