1887.J On the Heating Effects of Electric Currents. 21)5 



Iron. 



Diameter 

 in 

 inches. 



Actual 

 fusing 

 current in 

 amperes. 



Fusing 

 current 

 calculated. 

 ad 3 >*. 



Constant 

 " <z. ,, 



0-007 



2-10 



1-869 



3585-6 



012 



3-88 



4-194 



2951 7 



0*014 



5 277 



5 -285 



3180-3 



0-018 



7-142 



7-706 



2957 4 



020 



8-888 



9-0z6 



3142 3 



0-026 



13-02 



13 -38 



3105-7 



0-030 



15-71 



16-58 



3023-4 



033 



19 -00 



19-13 



3169-0 



036 



21-90 



21 -80 



3206 -2 



0-040 



28-74 



25-53 



8592 -5 







Mean = 



3190-9 



Tin. 



Diameter 

 in 

 inches. 



Actual 

 fusing 

 current in 

 amperes. 



Fusing 

 current 

 calculated. 

 ad*' 2 . 



Constant 

 " a. : ' 



010 



2-55 



1 • 800 



2550 



0-014 



3 244 



2-983 



1959 



0-018 



4-095 



4-348 



1696 



0-020 



4-675 



5-093 



1653 



026 



6-570 



7-548 



1567 



030 



8-656 



9-356 



1666 



-033 



9-430 



10 -800 



1573 



036 



11-60 



12 30 



1699 



0-040 



13 14 



14-41 



1643 







Mean = 



1800-6 



