M4 mil. I. srsrr.M riicnxic.ii. journ.il 



where 



= 1 — 



b = l + 



2-\/2.v 2V'2v' 

 3 3 



2-v/2:c 2\/2y' 

 aRc'ywX ^ x' 



(34) 



wliere 



^ , l + I(l-c)cos— (14-c) sin] exp-c exp' , , 



^ ^ 1-1(1+0 cos+(l-c) sin] exp + fexp'' ^ ' 



. 1 15 



c = l — 



2V2.r 2\/2)'' 

 ' = - V2/x, (36) 



_ , 1 — ((1— rf) cos— (l+«f) sin] exp — rf exp- 



whcre 



d = l + 

 h = \ + 



1 — [(1 + //) cos+(l— A) sin]exp+/2 exp^' 



4>r-l 4(m + 1)-'-1 

 2\/2x 2\/2y ' 



4{n-iy-l 4(n + l)'-l 



(37) 



2V2x 2y/2y 



' 1 2w-l ,_, 



u<„ =—^ ^ — . (38) 



\/2 2.V 



At frefiiicnries sultuientK' lii^h to aftord practi(all\' skin coiuliutidii, 

 the following fornuilae indicate the way in whidi the resistance of 



the tnl)nlar conductor approaches its limit, the resistance of the 

 solid wire. 



R„=.Rj\±%I^''^^\ (39) 

 1 —2 cos exp 



C = C„{\-A/x), (IV) 



C. = }±|^,. (40) 



A-2y/2 ^,-}A^2k^'f^'f\^^^^\. (41) 

 1— «V( (1— k's)- 1—2 cos exp) 



