266        M.  E.  EdluncTs  Researches  on  the  Electromotive 
Exp 
Copper-Tin. 
.41. 
No.  1. 
Difference  of 
Conducting-power 
temperature  at 
Deviations  of  the             of  the  circuit. 
the  points  of 
magnetometer. 
(Deviations  with 
contact. 
the  inductor.) 
o 
8-7     . 
. 
.      350 
166-0 
8-6     . 
■ , 
.      34-0 
166-0 
8-4     . 
. 
.      32«4 
Mean  .  166-0 
8-4     . 
. 
.      32-5 
*4    M 
ean 
.  .  33-48 
;an  .  8*5 
.42. 
No.  2. 
o 
7-9     . 
.      33-2 
167-5 
7'7     . 
, 
.      32-0 
167-5 
7'6     . 
. 
.      31-9 
Mean  .  167*5 
7-5     . 
. 
.      30-6 
,an  .  7*68     Mean   .  31-93 
If  from  the  deviations  of  these  two  experiments  we  calculate 
what  they  would  have  been  with  a  difference  of  temperature  of 
10°  and  the  conductivity  of  the  circuit  =  160,  we  obtain, 
For  the  1st  combination,  dev.  =3796 
„       2nd  „  „    =39-72 
Mean     .     .     =38-84 
Copper- Silver 
No.  1. 
Deviations. 
.  1-2 
.  1-2 
.  1-2 
.  1/2 
Mean  .  8*45      Mean  .  1*2 
Exp.  43. 
Diff.  of  temp 
o 
90  . 
8-4  . 
8-3  . 
8-1  . 
Conducting-power. 
1660 
167-0 
167-0 
Mean  .  166*7 
Exp.  44. 
No.  2. 
8-8  .     .  .  2-2 
8-7  ..  .  2-2 
8-2  .     .  .  2-1 
8-1  ..  .  2-1 
Mean  .  8*45      Mean  .  2-15 
168-0 
168-0 
Mean  .  168-0 
