364 Profs. J. Dewar and J. A. Fleming. On the Dielectric 



IX. Qhinoline (from Cinchonine). 



Corrected galvanometer deflection when the condenser had air as 

 dielectric = 4*05 cm. for 100 volts. 



Mean 



Temperature in galvanometer Dielectric 

 platinum degrees, deflection in cm. constant. Observations. 



— 195-0 11 1 2-67 Condenser charged to 

 -165-2 11-55 2-77 99-0 volts. 



— 106*0 8-50 11*5 Condenser charged to 

 -93-6 9-75 13-3 18*0 volts. 



X. Bisulphide of Carbon (CS 2 ). 



Corrected galvanometer deflection when the condenser had air as 

 dielectric = 4 - 13 cm. for 100 volts. 





Mean 





Temperature in 



galvanometer 



Dielectric 



platinum degrees. 



deflection in cm. 



constant. 



-200-7 



9-43 



2-24 



-183-8 



9-60 



2-27 



-116-2 



11-35 



2-70 



-74-2 



11-10 



2-64 



+ 20-0 



11-11 



2-64 



Observations, 

 denser c 

 98-2 volts. 



Condenser charged to 



XI. Solution of Sulphur in Bisulphide of Carbon. 



Corrected galvanometer deflection when the condenser had air as 

 dielectric = 4*04 cm. for 100 volts. 



Mean galvano- 

 Temperature in meter deflection 

 platinum degrees. in cm. 



-152-8 11-0 



+ 20-0 



11-5 



Dielectric 

 constant. 



2-65 



2-77 



Observations. 

 Condenser charged 

 to 99-2 volts. 



XII. Ethylic Ether (C 4 H 10 O). 



Corrected galvanometer deflection when the condenser had air as 

 dielectric = 3'96 cm. for 100 volts. 





Mean galvano- 







Temperature in 



meter deflection 



Dielectric 





platinum degrees. 



in cm. 



constant. 



Observations. 



-197-0 



9-75 



2-31 



Condenser charged 



-194-0 



10-95 



2-61 



to 100 volts. 



-180-2 



9-52 



2-25 





-168-8 



10-25 



2-43 





-161-2 



15-35 



3-69 





