RESIDUAL CHARGE OF THE LEYDEN JAR. 
621 
times of insulation were used, the values at higher temperatures are notwithstanding 
more reduced by conduction than at the lower. 
Glass No. 7. — Temperature 119°. 
h m 
Time 6 21. 
6 22 . 
Charged with 7 elements. 
463 to 390 in 20 seconds. 
6 23. 464 to 399 
6 26. 465 to 412 
6 31. 465 to 419 „ „ 
Temperature 119°. 
B=0-370 1 
Log 3=1*568 [at 120|°. 
4(l)=0-608 J 
6 32. Charged with 48 elements. 
Temperature 122°. 
5. 
6. 226 in 20 seconds. 
7. 141 „ „ 
8. 104 „ „ 
10. 65 „ „ 
4/(1) — B= 0-215 ) 
■4(5)— B=0-062 j 
at 123f . 
Temperature 107°. 
7 51. Charged with 7 elements. 
7 53. 466 to 437 1 in 20 seconds. 
7 56. 466 to 429 „ „ 
8 1. 466 to 447 
Temperature 107°. 
B=0T48) 
Log B=1T69 J 
at 108°. 
8 2 . 
36. 
37. 
38. 
39. 
41. 
Temperature 107°. 
Discharged. 
162 in 20 seconds. 
100 „ „ 
76 „ „ 
51 „ 
4(1) — B=0T55 l 
4(5) — B=0-05 J 
at 108°. 
