348 Mr. C. Barus on the Change of the Order of Absolute 



Table V. — Absolute Viscosity of Soft Steel, being Wire 

 No. 1, heated to redness and cooled in air. First Twist. 



f=130 centim. ; /o = -0405 centim. ; P = 82x981 dynes; 

 X = 9'43 centim. 





T. 



2$. 



Time. 



NxlO 2 . 



2^xl0 6 . 



Time. 



2C,xl0 9 . 



^X10~ 15 ' 













Radians 





Radians. 



Sec. 



Centim. 



.Radians 

 per centim. 



Sec. 



per centim. 

 per sec. 



g/cs. 



•12 







Twisted. 













-•007 



420 











500 



220 



409 





900 



40 



77 



1000 



89 



1010 





1500 



63 



121 



1500 



63 



1430 





2100 



80 



154 



2000 



47 



1920 





2700 



92 



177 



2500 



34 



2650 





3380 



98 



188 



3000 



26 



3460 





3780 



103 



198 









No. 1. Softened. Second Twist. 



-•12 







Twisted. 













•010 



360 











500 



164 



550 





1020 



50 



96 



1000 



116 



776 





1500 



70 



135 



1500 



59 



1520 





1983 



82 



158 



2000 



40 



2250 





2520 



93 



179 



2500 



30 



3000 





3120 



100 



192 



3000 



15 



6000 





No. 1. Softened. 



Third Twist. 





•12 







Twisted. 













-•007 



240 











200 



138 



652 





840 



42 



81 



1000 



70 



1290 





1560 



64 



123 



1500 



40 



2250 





2100 



74 



142 



2000 



28 



3210 





2520 



76 



146 



2500 



17 



5300 





2640 



78 



150 



3000 



14 



6400 





3120 



81 



156 









