The Encyclopedia Americana: A Library of Universal Knowledge, Količina 10Americana corporation, 1931 |
Iz vsebine knjige
Zadetki 1–3 od 81
Stran 115
... consists of a circular plate of glass , or ebonite , E , Fig . 2 , in place of the cylinder . Two sets of rubbers , s , s , 2 To HOM CHOTTA 人-S FIG . 2.- Plate Frictional Machine . are placed on opposite sides of the plate , and as the ...
... consists of a circular plate of glass , or ebonite , E , Fig . 2 , in place of the cylinder . Two sets of rubbers , s , s , 2 To HOM CHOTTA 人-S FIG . 2.- Plate Frictional Machine . are placed on opposite sides of the plate , and as the ...
Stran 120
... consists of a crescent - shaped spring , made up of two strips of metal , steel and copper , one over the other . One end of the spring or strips is fas- tened to a support , the other end is adjacent to a contact point of an electric ...
... consists of a crescent - shaped spring , made up of two strips of metal , steel and copper , one over the other . One end of the spring or strips is fas- tened to a support , the other end is adjacent to a contact point of an electric ...
Stran 125
... consisting of perforated lead sheets , upon which are cast intersecting ribs , or bars , of antimony - lead alloy , which gave the necessary strength ; and each plate consists of two parts riveted together , with the active material en ...
... consisting of perforated lead sheets , upon which are cast intersecting ribs , or bars , of antimony - lead alloy , which gave the necessary strength ; and each plate consists of two parts riveted together , with the active material en ...
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18th century acid alternating current American ampere hours amperes ancient anode armature battery became body book of Enoch cable called carbon cathode cell cent century charge chemical Church circuit coil conductors connected consists constitution Consult copper corpuscle cylinder direct direct current discharge effect Egypt Egyptian elec electric current electric energy electrode electrolyte electromotive force employed engine England English faradic feet France French furnace German Greek heat horse power inches industry insulated iron king known lamp later Leyden jar light lines literature London machine magnetic manufacture mass material mechanical ment metal miles motor nature negative operation oxide Paris period persons plants plate pole positive pounds pressure produced Prussia resistance Saint speed steam temperature term theory tion tricity tube United usually voltage volts vote wattmeter welding wire writing York