the Intrinsic Field of a Magnet. 



Table I. 



Variation of Resistance with Temperature in Nickel. 



405 



Without alternating 



1 



With alternating 



Magnetic Field. 



Magnetic Field. 



i 



Temperature 



Resistance 



Temperature 



Resistance 



C°. 



Ohms. 



0°. 



Ohms. 



105 



0-145 



127 



0-157 



172 



•180 



170 



•180 



244 



•220 



244 



•220 



258 



•230 



271 



•240 



304 



•260 



301 



•260 



318 



•270 



316 



•270 



330 



•280 



330 



•280 



345 



•290 



345 



•290 



359 



•300 



357 



•300 



371 



•310 



£69 



•310 



381 



•320 



381 



•320 



396 



•330 



394 



■330 



411 



•340 



411 



•340 



433 



•350 



431 



•350 



461 



•360 



461 



•360 



o 



Fig. 2. 



f?E5/5~TA/yC£: of MlCKEL 



f)0^ W/77/ and WlFHOUT 





§ 



300- 



ALTERHAT/rfG FIELD 



% 



ZOO 



Without Alter rtATiniG . 

 Field. 



Held. 



•too 



/OO 



zoo 



x VJlTH ALT ER HA T/HG 

 Te.mpp.ratnrr.- 



300 



^OO l 



&OG°C 



