Mr. R. H. M. Bosanquet on Electromagnets. 539 



Wobs. 



Arithmetic mean of errors 

 of W x and W 2 . 



Number of 

 experiments. 



W v 



w 3 . 



From 

 to 



lb. oz. 



3 



1 6 



lb. oz. 

 j-0 3-21 



lb. oz. 

 0-34 



10 



From 



to 



1 6 

 5 11 



1-0 3-1 



+0 5-6 



10 



From 

 to 



5 11 



7 1 



1-0 5-6 



-0 1-2 



10 



From 

 to 



7 1 

 26 7 



| -0 9-5 



-0 5-7 



10 



From 

 to 



26 7 

 36 13 



j -0 41 



-1 4-8 



10 



From 

 to 



36 13 



45 



} -0 110 



-2 132 



7 



Weights sustained by Magnets when separated. 

 W 



&w 











Distance 





Date. 



W obs. 



28. 



K. 



}f magnets 

 apart. 



Mean k. 





lb. oz. 











( 



2 



4803-5 



■00002805 









5 



80221 



•00002514 







1886. | 

 August 2nd. j 



10 12 



12667 



•00002168 



in. 





16 4 



13893 



•00002724 



► -028 



•00002638 



17 14 



14588 



•00002718 









19 2 



14858 



•00002803 







I 



25 13 



17464 



•00002738 



/ 





( 



1 5 



3736-4 



•00003042 



\ 







3 5 



6330-2 



•00002675 









7 5 



9709-6 



•00002510 







3rd&4tb. \ 



10 9 



11743 



•00002478 



- -060 



•00002584 



1 



12 5 



12449 



•00002571 









14 5 



13878 



•00002404 







{ 



17 11 



15415 



•00002408 



j 







7 



1611-8 



•00005449 



\ 







10 



25451 



•00003122 







| 



1 5 



4371-3 



•00002222 







4th & 5th. h 



2 5 



6095-6 



•00002014 



- -2 







2 14 



69097 



•00001948 









3 12 



8034-0 



•00001880 







y 



5 9 



10437 



00001652 



) 





