The Encyclopedia Americana: A Library of Universal Knowledge, Količina 10Americana corporation, 1931 |
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Zadetki 1–3 od 79
Stran 95
... copper be placed in the same vessel , but not in contact with the zinc , the conditions re- main as they were ; but if the ends of the pieces of zinc and copper above the level of the water are leaned together so as to touch above the ...
... copper be placed in the same vessel , but not in contact with the zinc , the conditions re- main as they were ; but if the ends of the pieces of zinc and copper above the level of the water are leaned together so as to touch above the ...
Stran 96
... Copper Oxide Cells.- This type of cell was introduced in 1881 by Lalande and Chaperon , France . Their cell con- sisted of a glass jar , in the bottom of which the oxide of copper was contained in an iron cup ; the zinc plate was ...
... Copper Oxide Cells.- This type of cell was introduced in 1881 by Lalande and Chaperon , France . Their cell con- sisted of a glass jar , in the bottom of which the oxide of copper was contained in an iron cup ; the zinc plate was ...
Stran 97
... copper in the bottom of a jar is piled with crystals of copper sulphate , and within it stands a jar of porous earthenware in which is suspended a zinc bar . The electrolyte in the porous jar is dilute sul- phuric acid , or , sometimes ...
... copper in the bottom of a jar is piled with crystals of copper sulphate , and within it stands a jar of porous earthenware in which is suspended a zinc bar . The electrolyte in the porous jar is dilute sul- phuric acid , or , sometimes ...
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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