. The inventions : researches and writing of Nikola Tesla, with special reference to his work in polyphase currents and high potential lighting . er nonifiicjatnre will eventually xtllc this dif-ficult v. HIOH FREQUENCY AND HTGU POTENTIAL CURRENTS. 323 I now return to tlie experiment to wliicli I liave already al-luded, and with which I desire to illustrate a striking effect pro-duced bv a rapidly varying electrostatic force. I attach to the endof the wire, J (Fig. 171), which is in connection with one of theterminals of the secondary of the inducti(jn coil, an exhaustedItulb h. This l)ull) co
. The inventions : researches and writing of Nikola Tesla, with special reference to his work in polyphase currents and high potential lighting . er nonifiicjatnre will eventually xtllc this dif-ficult v. HIOH FREQUENCY AND HTGU POTENTIAL CURRENTS. 323 I now return to tlie experiment to wliicli I liave already al-luded, and with which I desire to illustrate a striking effect pro-duced bv a rapidly varying electrostatic force. I attach to the endof the wire, J (Fig. 171), which is in connection with one of theterminals of the secondary of the inducti(jn coil, an exhaustedItulb h. This l)ull) contains a thin carbon filament t\ which isfastened to a platinum wire </•, sealed in the glass and leadingoutside of the bulb, where it connects to the wire /. Thehull) nifiy be exhausted to any degree attainable with ordinaryapparatus. Just a moment before, you liaye witnessed the break-ing down of the ai)-between the charged brass plates. You knowthat a plate of glass, or anv other insulating material, would breakdown in like manner. Had 1 therefore a metallic coating at-tached to the outside of the bulb, or placed near the same, and.
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Keywords: ., bookcentury1800, bookdecade1890, bookidinventionsre, bookyear1894
