MAGNETIC SHIELDING IN HOLLOW IRON CYLINDERS. 



675 



Table IX. — Superposed Magnetic 

 Inductions. LC Conditions. 

 Shield A. (See Fig. xiv.) 



Table X. — Superposed Magnetic Induction. — Cyclic. 

 Shield B. (See Fig. xvn.) 





H, 



BG 



! BG 



B, 













1-5 



700 



CO 









O 









d 



6-5 







2-1 ' 965 



t^ 









t- 



16-4 









900 



ii 











W 



41-3 







1-1 



506 



CO 











5-4 



2480 



O 

 D 



6-4 







5-8 



2670 



CO 









1— 1 



II 



164 







47 



2160 



SQ 



40-4 







2-8 



1290 



OG 











11-9 



5470 



d 











d 



6-4 







11-9 



5470 



CM 











CM 



16-3 







9-9 



4550 



II 











w 



40-4 







5-2 



2390 













•7 



300 



CO 











d 



d 



6-5 







1-0 



460 



oo 











II 



16-4 







1-2 



550 



hn u 



40-9 







■8 



370 



Iron dema 



gnetisi 



id after each 





super 



icisitio 



i of H, ; 





H,= -: 



1'0 reduced from a maximum of + 

 H, superposed. 



11-8 C.G.S. 



H, 



BG 



Totals. 



B, 



H, 



BG 



Totals. 



B, 







4-65 



4-65 



+ 1760 



-30-7 



+ 1-7 



-11-05 



-4180 



- 3-4 



- 2-05 



260 



+ 985 



-24-0 



-0-65 



-11-70 



- 4430 



- 9-1 



-3-05 



- 0-45 



- 170 



- 9-1 



-2-45 



-14-15 



-5360 



-13 9 



-2-00 



- 2-45 



- 930 







-0-95 



-15-10 



- 5720 



-24-0 



-2-05 



- 4-50 



-1700 



9-1 



-0-55 



-15-65 



-5930 



-30-7 



- 0-50 



- 5-00 



- 1900 



30-7 



+ 3-30 



-12-35 



-4680 



-24-0 



-0-65 



- 5-65 



-2140 







-2-70 



-1505 



-5700 



-13-9 



-2-00 



- 7 - 65 



-2900 



- 34 



-0-30 



-15-35 



-5820 



- 91 



-1-60 



- 9-25 



- 3500 



- 5-8 



-o-io 



-15-45 



- 5850 



- 3-4 



-1-35 



-10-60 



-4020 



- 91 







- 15-45 



-5850 







-0-80 



-11-40 



- 4320 



- 13-9 



+ 0-40 



-15-05 



-5700 



3-4 



-0-80 



-12-20 



-4630 



-30-7 



+ 3-00 



-12-05 



-4570 



5-8 



- 0-55 



-12-75 



- 4830 



- 9-1 



-310 



-15-15 



-5740 



91 



- 0-45 



-13-20 



-5000 







-0-90 



-16-05 



-6080 



11-6 







-13-20 



-5000 



oS 



-0-40 



- 14-45 



-6230 



139 



-o-io 



- 13-30 



-5040 



13-9 



+ 0-40 



- 16-05 



-6080 



24-0 



4-1-00 



-12-30 



-4660 



30-7 



+ 3-10 



-12-95 



-4900 



30-7 



+ 1-10 



-11-20 



-4250 



13-9 



-2-00 



-14-95 



-5660 



13-9 



-1-90 



-13-10 



-4960 







-1-10 



- 16-05 



-6080 



3 4 



-1-45 



-14-55 



- 5520 



- 9-1 



-0 40 



- 16-45 



-6230 







-0-30 



- 14-85 



-5630 



-30-7 



+ 3-50 



-12-95 



-4900 



- 91 







-14-85 



-5630 







-2-90 



-15-85 



-6000 



-24-0 



+ 2-10 



-12-75 



-4830 











