. The inventions : researches and writing of Nikola Tesla, with special reference to his work in polyphase currents and high potential lighting . be a<l\isal»ie, although under (lifferent cou, the potrutialbeing much higher, a shock from the coil nuiy be taken withim])nnity. To j)rodnce this kind of discharge the nund)er ofalternations per second must not be too great for the coil used ;and, generally speaking, certain relations between ca])acity, self-induction and frecpiency must be observed. The im|»ortance of these elements in an altenuite curriut cir-cuit is now wXll-kuow
. The inventions : researches and writing of Nikola Tesla, with special reference to his work in polyphase currents and high potential lighting . be a<l\isal»ie, although under (lifferent cou, the potrutialbeing much higher, a shock from the coil nuiy be taken withim])nnity. To j)rodnce this kind of discharge the nund)er ofalternations per second must not be too great for the coil used ;and, generally speaking, certain relations between ca])acity, self-induction and frecpiency must be observed. The im|»ortance of these elements in an altenuite curriut cir-cuit is now wXll-kuow M. and under (»rdinary conditions, the gen-eral rules are a]»plicai)le. l>ut in an inducti(»n coil exceptional(•(tiiditions prevail. ;t, the self-inductilie(|, when it a>serts itself, but perhapsnever as jirominently as in ordinary altenuite cnrriUt cii-euits,Itecause the capaeit\ is distributed all along the coil, and by reas«»nof the fact that the coil usuallv discharges thivuigh very greatresistances ; hence the currents are exceptionally small. Secondl
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Keywords: ., bookcentury1800, bookdecade1890, bookidinventionsre, bookyear1894
