EA wISHUCTIVE DISCHARGE OF ELECTRICITY, Alezander Macfarlane, MA. B.Sc. 
Trans: noy. soc. cans . 





































































































































































































































































































i acs ca | é ine 
cg R 
Ey é Zz fp 40 
Zz 5 I=) 
l= Li z 
2 Zz Wl au 7 T Ty 5 
oe z 3 : as 
G G = 7 Safi = 3 
a ot | 6 25 +—{— 3 
| z | © 3o}_1__] y, 
= 6 | t 5 z 
By, Zw ar Theall |e =2 ; > 
~ = | Fig.) 2 = a 
& 6 y. | Table Vill 2. = = ye | L Z| 
é ef Fe} FA Fig] 10 
AN eae ras a! aaa | ° . Vv. Tab 
a Fig} 1. 3 | Ae 2 | | Fe l= TabloXt 
6 vl iblos I and Vill equ. Peal E ; b ant | 7 5 \ 2 
Mm 5 | IP Bu Oils — 
° | = —— S wu 
Zz ry ES z bs) 
iy I Jk Et [Ne | u 
i alte z = Fi 
Wi o wi & to iP 
rd i = 1 rs 
ir4 | | ry Ps A Aen @ 7 a a i IL wl ate 
a 1 * * a Sa a7 J a i : i LENGTH OF SPARK IM CENTIMETRES. a + Soars to ae ate us MS a 
f ir William Thomson. LENGTH OF SPARK IN CENTIMETRES. ) ——_}—— = 
LENGTH OF SPANK IN OnNTIMETHED, Curve deduced from the Upper Curve of Fig. x, Crosses mark values given by Sir , 5 |_| 
Diolectric, Air, Blectrodes, Discs, Pressure of Atmosphere. leche) Dielectric, Air. Electrodes, Discs, Pressure, 180 mm. 
Jower Curve ti Curve of Observation, Uppor Curve obtalned by neglecting higher powers of S. f 
o — ¢ 
ia be wat eg OL — - 7 1 z =) x ss 
5 409—— an | a ; LENOTH OF SPANK IN oENTIMErnE,, 9) I y 
5 electric, Hydrog 
; — | =| et = F tric, HyUrogen. Electrodes, Lange Dises, Pressure, Atmospherie. Discs heated befye bo 4 
D ya) + a et a eh o | o : T PDE FeO iy 
; E E ] oT +§$— 
9 Zz z E 
6 >) 3 Zz ) 
zamr {iam | eaaag eeacea | ae o © 60 r 2) ——— 
ry dh o (] o 
54} ice Seer 5 5 59 | 6 
2 3 z z ay al pccaag | Re 
i VII equ. 3 a = | g =e | 
2 100) fp — 4 See Se < = = 
rit - < 14o}——_}__ = 
oi z E =< eS 
Ww we iad 
ee —+-—- : a E 
5 2 9 td so;— ~— i. 
g i 4 im 9 12 vay 
Fiat rf 9 21 TT eal Mo XIV 
we oO uw to} = = 
oo z cs) 
Ww w a | | 8 
te 50} te Wi jo 4 3} 
a z 
i {rl we Ww 10 7 ++} 
4 ing | rg We 
@ o— TW i=} 1 2 3 4 ‘5 6 7 8 ] fo rH T2 i & 
i ‘5 LENGTH OF SPARK IN CENTIMETRES, : a 1 <7 Ti "3 6 7 “B 9 iy i a 3 16 & 
BENOTHSCRICPADKAINORNTIMETAGG, Dielectric, Hydrogen. Electrodes, Discs. Pressure, Atmosphczic. 3 LENGTH OF SPARK IN CENTIMETRES, a 1 a ST NT ar | + rt 
Curve deduced from Upper Curve of Fig, x. e Welecerevat i LENOTH OF OPANK IN OWNTIMETANS, 
cL fro Gurrascth — f E Dielectric, Air. Electrodes, Discs. Pressure, Atmospheric. Discs and air inside receiver heated, Dielectric, Alt, lectrodes, Dix, Liste) AIRDRIE) Dba Laud 
=) 
E Ir r —— —— — 
é ‘| = o 'F =r 2 7 1 + 
as|— — —~4-—_{ =) ; E 
Zz E 
o) o T T. | 4 ai 
o | ' ; S 1 7 Bali 
6 —|_—— —}——_}__| ° z Fig} 13 9 
6 = V. Table XX 
a) = = io td ie 
= 15/-— —— —— =; - 
= a4 z w 
d = =| a © 
a E = — 
F to} z tm | Fe 
tS + uo "4 
rr Os + 2h 
in} z w a 
be ° 2 $ 
° Ww Ww > CC l— 
WW io) _ ——|—___. 13) c (=! 
i) Zz wi Gr 
i Fe rs re L 
= L 4__ - 4 7 3 
ti 1 - —— fr a 20g 4. is 6 ne 80 fa) Oe 180 meer boas a ac mera & a es RY er eT Fy 1 
uw = PRESSURE OF DIELECTRIC IN MILLIMETRES OF MERCURY. LENGTH OF SPARK DETWEEN OALLO IN CENTIM 
5 a Ce eT TT Dielectric, Air. Electrodes, Discs. Length of Spark, ‘s centimétres Dielectric, Air, Electrodes, Balls, Presure, 9 mam 
- - -——_1_—_|_|__} PRESSURE OF DIELECTRIC IN MILLIMETRES OF MERCURY. Upper Curve, Singte Discharge. Lower Curve, Continued Dis 
oo 20000 500) 600~SCSTOSC a t H Ye » Sing’ . a ue charge, 
: . Length of Spark, « ctres, Ee 
PResSUnE oF DIELEOTAIO IN MILLIMETRES OF MaRoURY. EGER. Eiyarogend electrodes Discs ae ae tS hecuetres a | ] zy i) j 
Diolectric, Air, Wlectrodes, Discs. Length of Spark, *s centimetres, 
Upper Curve with jars on, Lower with jars off, | ee ea 
€0 
4007———~- —— | r— 4 
< if — 
5 
ps4 —}— 4 q 
& A = 
E z 2 
ri =| = “ 
- z ° 
5 a 8 Fig| 15 
8 am FA le XU 
my wi 'v. Table 
i} A 4 L_ 
3 8 isd Fd 
= mi! alt = 
u a r=) 
2 = | wu 
E's + wl _ —- = 
E i Sala | & 
z z | = r 
w 
100) z ~— c {| 
= 
10) 
| es | A 
s 10 IS to Et) so 3s a 4s so ss 
' DISTANCE BETWEEN CENTRES OF BALLS IN CENTIMETRES, z L He a 7] 0; 1" it Sis 
2 Dielectric, Air. Electrod x J Z 3 4 5 6 7 
Oe een Leo SES SESE TEINS SOs LENGTH OF SPARK BETWEEN BALLS IN CENTIMETRES. 
DISTANCE BETWEEN CENTRES OF BALLS IN CENTIMETRES. 
Dielectric, Air, Pressure, Atmospheric. Length of Spark, “s centimetres, 
Dielectric, Air. Electrodes, Balls, Pressure, 85mm 

