Full text: Galvanismus und Elektrodynamik (4)

  
  
  
  
  
  
  
  
  
  
  
142 V. 
Elektrodynam. Maassbestimmungen, insbes. über elektrische Schwingungen. 
2r7a-— 33 
2xa— 41 
nn 3 
A NO 0 
Sın Sin 
? a 2a 
do, 
\ NO 
. COS do 
a vr NO WO 
= N’ — cos — sin — do. 
264. a 2a 
1 
Setzt man nun o/2a = 2, also 
a. 4a A Aa 
sin2nz2.dz . cos 2nz.dz 
= 1, N. = S 
sin z T sin 2 
rn 7 n 
M=N— | sin 2nz .sin zdz, M'’=N'- [cos 2n2 
. 
4a 
4a 
7 
und beachtet dabei, dass 
an 02 Z ? 
ea — 42 oos(2n —1)2 
sin 2 On 
; _9Isin(2n—1)z- dz—2 
sin ; 
e 
a a 
cos 2nz.dez « a 
sin (2n — © 
; 1 
. i 02 
—2]sinzdz + : 
. J sinz 
ist, So findet man, wenn man alle 
Integrale zwischen den Grenzen von 
z=1/4a bis z= x — [lI/4a] nimmt, 
|—21ogtang 
/ DD 58 
 
	        
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