Attenuation of Electric Waves along Parallel Wires. 

 Write 





V 



and we have 



(Hf- 1 -.-* 



J (# vo 



lo g - JiC^^O ^V\ 



645 



• (2) 



£3 



fiO 



o 













a 





OiJ 









ST 



50 







2h 





<HH 





o 





thl 



4-0 











o 





O 









£> 





f> 



■30 



•20 



\l-0 



7 



















\ 



\' 6 



V5 





A/u/\ 



BERS O 



/v Curve 



= 



2*V*P 



7T 









•4- 





















\ 





















\ 



3 



K 





















\ 



V 





















V 































., 









































| 



0-5 1-0 1-5 e-0 2-5 3-0 3-5 4-0 4-5 



V 



Attenuation Constant X — . 



Usino- the value - =100, 1 have plotted the curve showing 

 to a L 



the connexion between £17 for different values of .r, which 



are specified by the numbers placed beside the marked 



points. 



Phil. May. S. 6. Vol. 5. No. 30, jiittf 1903. 2 X 



