24 D. Sears—Magnetism of Soft Iron. 
TABLE oe RGR Se Sse aa sg 
Ne egativ ye 
’ Values of . — oy y. Values of z. ahs i y. Values of x.. values of y, 
0 0 i 137 2 220 
5 15 150 2 210 
2 15 16 164 23. 197 
Boe 22 17 180 24 185 
a 30 18 190 25 170 
Dalene 37 20 204 26 156 
c= 46 21 720 27 142 
: pee 55 28 130 
So. 65 29 120 
= 76 30 112 
10-* 86 
fi2* 87 
72 0< 110 
Bee 125 
These results are expressed by the curve in fig. 1. The 
positions of the two nort. rth poles were x= +20 and r= —20. 
Table IV. represents the values obtained when a north pole 
was placed at z= +20 and a south pole at c= — 20. 
TABLE IV. 
Pos Negative 
Values of x values oy y. Values of x. Debra Values of x. values of y. 
0 cm. 85 13 ecm 194 17 em. 230 
1 90 fe * 205 18: 220 
Seer 95 Se 220 9 * 205 
Sab 100 16 “ 230 20°" 200 
oe 105 sare 185 
5 110 a7 Liz 
acs 120 os 160 
To 126 24. # 145 
led 136 ae 134 
5 = 145 26 120 
10..% 160 ig 105 
it = 170 
“4 « 180 
ese values are expressed by the curves in fig. 2. The 
as ma ae" when the bar whose magnetism is tested forms 
The Bw nse ig appear to re the conclusions from the pre- 
aan experiments. 
ith poles of the same name opposed to each other the 
mnguetiatin o of an iron bar forming the armature of the two 
