APPENDIX V 



445 



P= \ - e 



^^ 2 3^8 



2 6 24 



5 = 2 - 2r^ - /3 - /3e^'' = 



6 12 40 180 



General equations for alternating current 



q — alternating conduction-current density 

 II = alternating velocity 



n- F„ - A*I + B*qa+C*v, 



qb - D*I + E*qa + F*7'a 



'"f 



(5) 



Vb = G*I + iy*^a + I*Vaj 



Table II 

 Values of Alternating-Current Coefficients 



1 r 1 



A* ^ - Ua -\- Ub — - 



e I p 



E* = — [ub — ^{ua + Ub)]e 

 tib 



[■-!(' 



125\ 



/7=t 



B* = 



1 T' 



K(P - 0Q) - UbP 



+ r(«a + tlb)P] 

 P 



€ 2f {Ug + W ^ -^ 



Ma^ + r(^<a + Ub)P\ 



C* = - - 2f (Ma + W6) ^„ 



e 2 Ub 



D' 



2f 



(Wa + Ub) P_ 



(1 - f) 



«6 



[a^a — r(z'a + %)]e 



Complete space-charge, f = 1. 



1 r' 



1 7^ 



e v5p 



g* = 



UailP - ^Q) 



