386 HAGSTRÖM, OM KROPPARS LEDNINGSFÖRMÅGA FÖR VÄRME. H. 



Försök 2. Blank kopparriug'. 



1-2 = [2.4313], q/p = [9.6037]. 



'v, + Vj = u, + Uj — 2U|,, v, — Vj ^^-^ u, — U2, t — 410' — 890'. 



g 



G 



Uo 



u, 



"2 



2uo 



v, + V2 



1 ^1+^2 



log -r T 



^1 — "^2 



1 ^1— '^2 



log -T r 





585.9 







„ 



_ 



_ 



_ 



_ 



_ 



646.9 



33.2 



— 



70!93 



59!53 



40!oo 



90°46 



— 



11!* 



— 



38.2 



30.2 



— 



70.04 



59.21 



.00 



89.25 



0.0059 



10.83 



0.022 



29.3 



'27.6 



20°oo 



69.14 



58.89 



.00 



88.03 



60 



10.25 



24 



21.4 



24.8 



— 



68.83 



58.58 



.00 



86.91 



56 



9.75 



22 



12.8 



22.3 



— 



67.46 



58.29 



39.99 



85.7 6 



58 



. 9.17 



27 



04.2 



19.9 



— 



66.58 



58.01 



.98 



84.61 



59 



8.57 



29 



596.7 



16.5 



— 



65.81 



57.69 



.97 



83.53 



62 



8.12 



23 



89.6 



13.7 



— 



65.08 



57.34 



.95 



82.47 



49 



7.74 



21 



82.0 



10.4 



— 



64.30 



57.01 



.94 



81.37 



48 



7.29 



26 



74.4 



07.4 



— 



63.51 



56.65 



.93 



80.2 3 



G] 



6.86 



26 



68.0 



04.1 



— 



62.86 



56.30 



.92 



79.2 4 



54 



6.56 



20 



61.1 



01.0 



— 



62.14 



55.95 



.91 



78.18 



58 



6.19 



25 



54.6 



497.9 



— 



61.47 



55.59 



.90 



77.16 



57 



5.88 



23 



48.0 



94.3 



— 



60.79 



55.22 



.88 



76.13 



58 



5.57 



23 



41.8 



90.9 



— 



60.14 



54.84 



.87 



75.11 



59 



5.30 



22 



35.8 



88.0 



~ 



59.51 



54.49 



.86 



74.14 



57 



5.02 



23 



29.6 



84.5 



— 



58.86 



54.14 



.85 



73.15 



58 



4.72 



27 



28.8 



81.0 



— 



58.25 



53.7 6 



.84 



72.17 



58 



4.49 



22 



18.0 



77.6 



— 



57.65 



53.38 



.82 



71.21 



58 



4.27 



22 



12.7 



74.0 



— 



57.10 



53.00 



.81 



70.29 



57 



4.10 



27 



07.0 



71.1 



— 



56.50 



52.66 



.80 



69.36 



58 



3.84 



29 



02.2 



67.6 



— 



55.99 



52.30 



.79 



68.50 



54 



3.69 



17 



496.7 



64.6 



— 



55.41 



51.94 



.77 



67.58 



59 



3.47 



27 



91.9 



61.2 



19.88 



54.91 



51.60 



.76 



66.7 5 



54 



3.31 



20 



Media: 



89.90 



0.00574 



0.0234 



Approximativ beräkning enligt ekvationerna (33) ger, då 

 då t' — t = 20, 



MH = 0.000287, 



H = 0.000661, 



m/^ + H 



0.001 17, 



