The Encyclopedia Americana: A Library of Universal Knowledge, Količina 10Americana corporation, 1931 |
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Stran 176
... experiment which led Faraday to the discovery of electric induction was made as fol- lows : He constructed what is now and was then termed an induction coil , the primary and secondary wires of which were wound on a wooden bobbin , side ...
... experiment which led Faraday to the discovery of electric induction was made as fol- lows : He constructed what is now and was then termed an induction coil , the primary and secondary wires of which were wound on a wooden bobbin , side ...
Stran 203
... experiment the two magnetizing coils were made identically alike and were placed in the circuit in parallel and with symmetrically- arranged leads , so that the phase of the current at any given instant would be the same in each . The ...
... experiment the two magnetizing coils were made identically alike and were placed in the circuit in parallel and with symmetrically- arranged leads , so that the phase of the current at any given instant would be the same in each . The ...
Stran 209
... experiment with good theory , definitely to solve this ques- tion of the quantitative relation between the two kinds of mass . Kaufmann , soon after his original experiments were made , believed that they indicated that only a fraction ...
... experiment with good theory , definitely to solve this ques- tion of the quantitative relation between the two kinds of mass . Kaufmann , soon after his original experiments were made , believed that they indicated that only a fraction ...
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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