and Electrical Resistance of Iron. 247 



After After 



annealing annealing 



at 840°. at 1150°. 



fatO -0057 -0057 



rp . n ca ■ l \ maximum value at 



Temperature-Coefficient 1 about 765 o . 0189 . 0204 



[at 1000° -00244 



., r, • . fatO 10050 100501 C.G.S. 



Specific Beastance | at i 00 0° 118800 } Units. 



B-H Curves at various Temperatures. 

 Specimen A after annealing at 1050° C. 



^ 60i 



12 3 4 5 6 7 



Magnetic Field in C.G.S. Units. 



T 2 



