its Relations to Temperature. 



Table 4. 

 7b=100°; T'=20°; a=26 cm ; 5 = 30 cm ; L=60 em ; ft=34 c 

 annealed, 360°; No. 8, annealed, 360°; 2p=0083 cm . 



Rods: No. 7, 



Date. 



h 



0xlO 3 





Date. 



K 



0xlO 3 



1/3, 10 h 30 m 



o-oo 



o-oo 



* 



1/3, 2 h 09 m 

 35 



0-48 

 0-92 



-4-43 1 M 



-4-82i 1 5" 



10 35 



008 



2-16 



1 



3 04 



1-33 



-5-04! y g 



47 



0-28 



2-68 



w 



24 



1-73 



-5-15 



1 2 



59 



0-48 



2-86 





43 



2-05 



— 5-23 



J F 



11 12 



0-70 



2-98 



1 S 











22 



0-87 



3-05 



o 



4 55 



2-25 



-4-45 



) r £ 



45 



1-25 



3-17 



p 



5 03 



2 40 



-4-15 



h§s§ 



12 00 



1-50 



3-22 



.. 



25 



2-75 



-3-86 



) ' B 





1/3, 4 h 40™ 



o-oo 



o-oo 



X 



12 15 



1-75 



2*27 



1 9 



L 2,5" 



J' 3 









57 



2-45 



1-79 



4 47 



o-io 



2-32 



1 



1 17 



2-78 



1.76 



55 



0-25 



3-47 



I &- 



37 



3-12 



1-74 



5 05 



15 



0-42 

 0-58 



3-95 

 4-12 



r p B 



1/3, l h 40 m 



o-oo 



000 



t 



47 



0-12 



— 2-63 



l § ? 



5 22 



•70 



3-67 





51 



0-18 



— 3-40 



2/3, 9 h 42 m 



17-03 



2-47 



58 



0-30 



—4-04 



r b 











* T (c 



old rod 



+ 6°, imparted bef 



ore heating. 





\t (c 



old rod 



—6°, imp 



arted bef 



ore heating, im 



mediate 



ly after * 





j r (cold rod) + 6°, imparted before heating, immediately after \. 

 Table 5. 

 ?i=100°; 2"=20°: Z,= 60 cm ; &=30 cm ; 0=26™ ; &=34 cm . Rods 

 annealed, 480° ; No. 10, annealed, 480° ; 2p=0-0'83 cm . 



No. 9, 



Date. 



2/3, 10 h 53* 



11 00 

 10 

 21 

 31 

 40 

 58 



12 15 

 55 



1 00 

 07 



1 24 

 34 

 43 



2 00 



2/3, 2 h 05 m 



2 14 

 19 

 24 

 32 

 45 



3 00 

 08 

 15 



3 23 

 32 

 38 



47 

 58 



4 11 



3/3, 10 h 02 1 



h 



0-00 



0xlO 3 



000 



— 1 



-2 

 -2 

 -2 



— 3 



Q 



— 3 

 -3 



-2 



— 2 



— 2 



— 1 

 -1 

 -1 



* r (cold rod) + 6 c 

 f r(cold rod)— 6° 

 % t (cold rod) + 6° 

 §r (cold rod)— 6 C 



f B 



I P 

 J 



t 



Date. 



3/3, 10 h 05 ra 

 10 

 15 

 25 

 31 

 43 

 11 02 



11 07 

 15 

 25 

 37 



. 55 



12 02 



3/3, 12 h 12 m 



12 17 

 22 

 28 

 33 

 44 

 55 



1 08 

 19. 

 30 

 56 



2 00 

 06 

 12 

 22 

 33 

 49 



h a 



xlO 3 



— 1 



— 2 

 -2 

 -2 

 -2 



— 2 

 — 3 

 -3 



— 3 

 -3 



— 2 

 -2 



2 



-1 

 -1 

 -1 



r B 



Yb 





imparted before heating. 



imparted before heating, immediately after *. 



imparted before heating. 



imparted before heating, immediately after \. 



