274 H\ nrich — A Study of the Time Interval in a 



Table I (for Fig. 2). 





Av. defl. 



Av. defl 





Calculated 



Average 





Cal. 



Cal. 





in cm. 



in cm. 





resistance 



reading 





rcsisl - 



tem- 



Read- 



for the 



for 



s, 



of the 



on the 



■S, 



ance of 



per- 



ings 



chroniate 



s, 





ohromate 



bridge 





ther. 



ature 



1 



0-23 



81-0 



4-917(10) 6 



1-73 (10)° 



48-99 



3 



2-880 



22-69 



2 



0-33 



80-95 



4-917(10)" 



1-200(10)" 



50-065 



3 



3-007 



34-80 



3 



1-07 



80-4 



4-917(10)° 



3-694(10) e 



48-34 



4 



3-746 



105-4 



4 



6-69 



8-08 



4-917(10)" 



5-930(10)" 



50-46 



5 



5-092 



233-6 



5 



8-73 



10-91 



3-99 (10)" 



4-9SO(10) 6 



47-64 



7 



6-369 



355-3 



6 



12-43 



11-715 



2(10) 4 



1-884(10) 4 



51-22 



8 



8-409 



550-3 



7 



T25 



2-37 



10 3 



I-900(10) 3 



50-67 



9 



9-244 



629-4 



8 



12-57 



6-785 



10 a 



5-397(10) 



50-525 



11 



11-23 



819-0 



Cotistants of the Platinum Thermometer. 



R =2-642.. Temperature of steam was 100-32° ( 



R s =3-692 Average barometer was 30-37 inches 



R 10o = 3-688 Fundamental interval = 1-046 



Temperature coefficient = -00397 



Fig. 2. 



900 



800 



7iM 



. 500 

 60 



o 

 X 



8 400 



300 



200 



100 





















\( 



!> 



























































\o 























S. © 





























































eN 





















100° 



200° 300° 400° 500° 600° 700° 



Temperature in centigrade degrees. 



800° 



