July 17, 1885.] 



♦ K' 1^ OV^ ll- E tJG E ♦ 



47 



the lower three or fnur mil. s of tht ui 

 umforin (ipxit fioiu cloud, hu ikii^ 

 lii,'ht) 



(To he conhnued ) 



, ITHE YOUNG ELECTRICIAN 



•TObnjjBim By W Sunoo 



7m TuiriMt TWO ELECTRIC SlATEb 



IpR 3— TllLU lU 1U , .l,,lll. St, lis, „MI 



j|7 liO'^itut. luilm^iliv. 1 In . (.ini-, lu 



serve till ir iiuijiiisi mij will iltUoi^h |ki)i 

 alittk l.idM iiii.,lit 1mm 1„,,i , 1, Ml, \\, I ,1 



d'oubl., ol l,o flu,, I tl,,,„, , ,,l ,1,, tl„ ,h Vs 



|jeyon,l tlu b.n.uK ,.f , siuuiiion It is 



fteoii ,i„l not ,1, ,st ,l,li li,,l l,u ,„ ,,i,,i, , 

 tk-xi th. u .1. ,„„ o, t„,,, ,„ ,,i\ uuiulid 



fiuid', VvhU IVI.IlII,, tl,,,L IS IS ,1, ,l,lL,liv th( Othtl >■, l> 



-j-thit IS to si;y,dLLtii, itj is x fon o «l.i, h is not i IIukI 

 nordocsjf 111 miiij c.si s bib ivc hU i thud Ab, how- 

 ^yer, «i hi\o sbt ouisd\ts !,„ uust tb(onsiu,f, Id ub 

 Simply i(. isscit tint tluu in twoiUdiu st itts oi cuu 

 ^itioiis, ,ind kt us tude i\oui to idiutjf) tlu ui 

 ,>,Ex XCI— Attxobtbu tbu ul Ol ribbou couiKctol to 

 file pd,poi loop (tit; 3'J), ,;r tbt wirt, stuiap (i'i'< 41), to 



11 > i ,lkd 



sn„pl> 

 ,,k to ^,. 

 ,jf .kdu 



a support of some kind, sudi as tlmt. ilhistvalcd in 

 Pig. 3G'(rage 495). Fig. 47 shows tli,' arrano-cim.nt. 

 Any other form of support, ho\v,;v,r, (bat siv^L^rsts itsidf 

 t^ the V..11UU- ..Icdridau will do f,.,- this |,uv|h.s,., as 

 insulali,"m is >,m( rss,.ntial. \Xi- know (fn.n, Kx. kXMV.) 



plarrd ,.n II, r slir,a,p, tb.- ap|nKU'l, of an'.-Iort rili,d ' ■•■hI 

 ivsnlts i,, :,li,-.,,-ii,M,, Si„,,l:,rly (VW . kXXIX.) tli,^ un- 



tubc. Soal.o UM„ld 11,,' ,l.vl|-,li,.rs,Mlii,;j:.wax or '^dass 



llannid, an,l i,la,-,-,i ..u the stirnip, Tb,.n brio- nrar tb'o ,aid 

 A, aiiothi'r oluctrificd ^tick of sealing-wax, attraction will 

 ensue ; but bring tie isecbnd stick iifear ilife 'end B, and 



mstpid i,f ittnetitm wi sb ,11 ^ti if])uhion, for the bus- 

 ])ind, d i,„l uill I , 1 fi I,, *1i it bdl m tht hand Lay 

 llKSi,,,nl till ,11 ,, lb II, I ,li\ pliLt, md (.kctrify 

 the li.it dn l,s t.,1 I l\\l\) Tl,,n bring it 

 n, ir V atti ,, i 1 if 1 ' ' ' u-'ht 



ncir B u. _ ■ 1 '^ V 



th( 



f ' 



inch<sl,mg(wiih ]fv'iib,Mit on. cuds, d,,l) Ihe 

 d.drihul suhn-NMY oi..'hss lid.l m th. h uid will 

 ittnrt Mtbii ind \ <,i I! , f tbi undicti i1il,U'1 iss But 

 if tl„ ,,„1 I! of tb, lI.ss bi d.ctiih.,1 lu the Usui] 

 111 mm I stionr itti „ ti,,i, will b, .\,iti,l b, tw,ui it ind 

 <b( s, dm^ « r^.wbib It will iLLub fioni ,.r b. n pdkd 

 bj tlu didntiul [^'liss 



Hiu, tlun wt sc, tint dKtiifi d , ihn_ .> i. itti „ls 



dtdllhld [Thss but Upds d.<lMh, 1 , ,h„. Nl., ,nd 



comtrsclj ckdiifudgliss ittri, ts.l,,t,it, 1 ,liii.r w ix 

 indiipdsdLLtiifKdtrliss ckuLMd,!!,. fhittb.ic lie 

 twoelictric stitis, tli.t tlu stilts jiroilu, > 1 , u siinil ir 

 b di, s b> siiiiil 11 rubbds lu nuituill) np, ll,nt while 

 tht stitis producfd on dissim.lu bn,lits b\ dis.si,nihi 

 lublurs piodlltt (iltboughuot ilwajsntctssirilj) ittrit- 

 tion 



Ex XCII— Thit titlui tbttiic stntt is stlf-rtptlliut 

 may bt furthn ,k i,i .usim, d b\ i uiodiht itum of J \ 

 LXXXV Dii^v , lu,, , r I, mow silk ubbon b, twt.u 

 two uljictnt 111, , , ] I M 1, d » ith indi i i ubbt i bt ills, md 

 thtucirtfull) siisp, niltb, ubbon OMr..n. of th, tin,iis 

 h.l,l..ul sti ii.,bl tlu two hahts of tht ubb ,n, btiiig 

 sir, 111, iK di,l"Iilud willitptl oni anothti, md tak. up 

 posil,,,,. ,ssli,.«ninl<b^' 48 Tht stion<,i i ibt d. , t.i- 

 htitionthi ^it ittr, of tour,t, imU be tht ,ln ti^o ik,^, of 

 tht ubbon 



Fig 48 Fig 40 



Ex. XCIIL— Another intereslin- experiment may K- 

 performed with the sbe.'t of ele.tritied nnte-pap.r d^'. 

 LXXXTII). Havin-eledritie,l ir by lubbin- it ^^ bile 

 lav in- -m a hot, ,l,v' b,,ard with a piece of iiidia rubber, 

 ,-u"t it luto a kind ."(■ fr,n-e, iiui drawing a sharp knife 

 j1i,.,,ii-1i it s,\',r,l ii,,ies i,,akin.' the cuts jiarallel, and 

 l..|imj- tl„.uM-\i.a,d ,„■,,■;> ,l„-leui;ih of the paper. Half 



Ex. XCIV.— A very attractive experiment ia that illus- 



