160 Mr. T. Andrews. [May 3, 



Table C — continued. 





E.M.F. in 



volt, and electro-chemical position of magnetised bar compared 





with the unmagnetised bar, the positive or negative position of the 





former being respectively indicated by the signs + and — . 









Column 16. 





Column 17. 



Time from 















commencement 



























of 





Cupric bromide. 





Nickel chloride. 



magnetisation. 

















-LJTUXl LMI £>. 



oteel bars. 



T U 



Iron bars. 



OlCCl UdfD. 



Iron bars. 



oteel bars. 





.'• 



I. 



IT. 



III. 



TTT 



IV. 



I. 



II. 



seconds. 



















o-ooo 



o-ooo 



o-ooo 



o-ooo 



o-ooo 



o-ooo 



15 



+ 0-013 



+ -007 



o-ooo 



+ 0-009 







30 



+ 0-019 



+ 0-011 



+ -002 



+ 0-011 







45 



+ -022 



+ -012 



+ -004 



+ 013 







minutes. 















1 



+ 0-025 



+ -014 



+ 0-005 



+ 0-016 





o-ooo 



2 



+ 0-029 



+ -018 



+ -009 



+ 0-027 







3 



+ 0-031 



+ 0-024 



+ -on 



+ -030 







4 



+ 0-038 



+ -028 



+ -013 



+ 0-034 







5 



+ 0-034 



+ 0*031 



+ -016 



+ -038 





+ o-ooif 



6 



+ 0-038 



+ 0-031 



+ 0*018 



+ 0-040 







7 



+ -029 



+ 0-035 



+ -023 



+ -043 







8 



+ -024 



+ -037 



+ -025 



+ 0-044 







9 



+ 0-024 



+ 0-040 



+ 0-025 



+ 0-048 







10 



+ 0-024 



+ 0-036 



+ 0-023 



+ -050* 





+ 0-001 



m 



+ 0-030 



+ 0-039 



+ 0-020 



+ 0-051 







15 



+ -041 



+ 0-035 



+ 0-023 



+ 0-056 



+ 0-001 



+ 0-001 



171 



+ -041 



+ 0-039 





+ 0-059 







20 



+ 0-024 



+ 0-039 



+ 0-023 



+ -063 



+ 0-001 



+ -ooi 



25 



+ 0-014 



+ 0-034 



+ 0-025 



+ 0-068 



+ 0-002 



+ 0-00L 



30 



+ 0-019 



+ -040 



+ 0-025 



+ '072 



+ 0-002 



+ 0-001 



35 



+ 0-021 



+ 0-031 



+ 0-025 



+ 0-075 



+ 0-003 



+ 0-001 



40 



+ 0-049 



+ 0-027 



+ 0-027 



+ 0-077 







hours. 45 



+ 0-023 



+ 0-006 



+ -027 



+ 0-077 





+ 0-001 



1 







+ 0-023 



+ -077 



+ 0-004 



+ o -ooi 



2 









+ 0-064 





+ 0-002 



3 









+ -058 





+ 0-003 



5 









+ 0-048 





+ 0-003 



7 









+ 0-046 





+ -005 



20 









+ -oio 





+ 0-006 



24 









+ 0-002 







26 









o-ooo 







* Column 16, Division IY, steel bars in cupric bromide, magnetisation here ceased, the after 

 effect was due to residual magnetism of the steel. 



f Column 17, Division II, steel bars in nickel chloride, magnetisation here ceased, the after 

 effect was due to residual magnetism of the steel. 



