﻿460 



Bants and Strouhal — Viscosity of Steel. 



Table 16. — Apparatus II. 



tf=200 cm ; Z=27 cm ; /<0-2 cm . Rods: No. 17, glass-hard, V=- 180° ; No. 

 18, annealed, 350°, l h , V= + 180°. 2p=0-082 cra . 



Date. 



0xlO 3 



h 



<po x 10 3 



Date. 



<px 10 3 



h 



0oXlO 3 



4/7, 10 h 35 m 

 10 53 

 12 08 



(*) 



-2-767 

 -2-457 

 -2-118 

 -1-929 



o-oo 



0-30 



1-55 



4-53 



7-40 



22-07 



25-40 



3113 



(*) 



-0-267 



+ 0-043 



0-382 



0-570 



10/7, 



8 h 05 m 

 12 08 

 5 19 



0-545 

 0-589 

 0-643 



145-93 



3-092 



3 07 

 5 59 



11/7, 



9 h 08 m 

 11 34 



5 21 



6 59 



0-797 

 0-821 

 0-881 



0-892 



171-67 



3-348 



5/7, 8 h 39 m 

 11 59 



-1423 

 -1-318 

 -1-187 



1-076 

 1-181 

 1-312 





5 43 



12/7, 



7 h 36 m 

 5 26 



0-993 

 1-072 



193-93 



3533 



6/7, 8 }1 40 m 



-0-882 



— 0-773 



— 0-703 



46-08 

 51-28 



54-67 



1-617 



1-726 

 1-796 





1 52 



5 15 



13/7, 



8 h 27 m 

 12 27 

 5 08 



1-163 



1-180 

 1-215 



218-10 



3-686 



7/7, 8 11 50 m 



-0-455 

 -0-367 

 -0-295 



74-59 



2-127 





1 26 

 5 15 



14/7, 



8^53™ 

 12 48 

 4 40 



1-299 

 1-323 

 1-348 



242-20 



3-823 



8/7, 9 h 15 m 



-0056 



+ 0-007 



0-089 



98-66 



2-513 





12 42 



5 47 



15/7, 



10 h 45 m 

 4 25 



1-446 

 1-483 



267-00 



3965 



9/7, 8 h 34 m 

 12 10 

 5 17 



0-274 

 0-321 

 0-383 



122-09 



2-826 



16/7, 



9 h I7 m 



1-565 



286-70 



4-065 



* Adjusted r—b—f. 



Table 18. — Apparatus IV. 



i2=316 cm ; L=26 cm ; £<0-2 cm . Rods: No. 21, glass-hard, V=- 180°; No. 22, 

 annealed, 360°, l h , ip= + 180°. 2p=0-082 cm . 



Date. 



<px\0 3 



h 



0o x 10 3 



Date. 



^xlO 3 



h 



<j> x 10 3 



14/6. 2 h 45 m 



3 52 



4 22 



5 30 



6 55 



7 53 



(*) 



1-155 

 1-250 

 1 415 

 1-558 

 1-632 

 2-198 

 2-231 

 2-273 

 2-340 

 2-400 

 2-442 

 2-478 

 2-490 



o-oo 



1-12 

 1-62 

 2-75 

 4-17 

 5-13 



18-33 

 19-25 

 20-52 

 22 43 

 24-25 

 25-57 

 26-95 

 27-57 



(*) 



0-025 

 0-120 

 0-285 

 0-428 

 0-502 



17/6, 8 h 35 m 

 10 30 

 12 44 

 3 36 



5 30 



6 45 



3-302 

 3-349 

 3-405 

 3-465 

 3503 

 3-531 



71-19 



2-296 



15/6, 9 h 05 m 

 flO 00 

 11 16 

 1 11 



1-068 

 1-101 

 1-143 

 1-210 

 1-270 

 1-312 

 1-348 

 1-360 



18/6, 8 h 53 m 

 11 45 

 4 40 

 +6 10 



3-741 

 3-770 

 3-829 

 3-850 



95-12 



2-667 



3 00 



4 16 



5 42 



6 19 



19/6, 9 h 09 m 

 12 19 

 2 27 

 5 51 



4-000 

 4-026 

 4-037 

 4-071 

 4-193 

 4-211 

 4-250 

 4-286 



118-69 



2-904 



16/6, 8 h 02 m 

 9 33 

 1 09 

 3 20 

 5 50 



2-802 

 2-837 

 2-928 

 2-978 

 3-028 



46-03 



1-785 



20/6, 8 h 54™ 

 10 59 

 3 25 



7 45 



143-01 



3-105 



* Adjusted r—b—f. 



f Re-adjusted. 



