The Encyclopedia Americana: A Library of Universal Knowledge, Količina 10Americana corporation, 1931 |
Iz vsebine knjige
Zadetki 1–3 od 88
Stran 105
... amount of food per head of cattle is from 2 to 3 pounds per day , which amounts , for 10 head , to about 9,000 pounds per year . The cost of electric energy for operating this machine is 25 cents per year for each animal . As the cattle ...
... amount of food per head of cattle is from 2 to 3 pounds per day , which amounts , for 10 head , to about 9,000 pounds per year . The cost of electric energy for operating this machine is 25 cents per year for each animal . As the cattle ...
Stran 195
... amount of undissociated material , and only at infinite dilution is the substance completely dissociated into ions . These disso- ciated ions are positively and negatively charged , and it is the ions that act as carriers of the current ...
... amount of undissociated material , and only at infinite dilution is the substance completely dissociated into ions . These disso- ciated ions are positively and negatively charged , and it is the ions that act as carriers of the current ...
Stran 196
... amount of energy necessary to over- come the resistance of the film of gas on the electrode . The gas as first formed on the electrode is a thin film over the entire surface , and then as the amount of gas increases sur- face tension ...
... amount of energy necessary to over- come the resistance of the film of gas on the electrode . The gas as first formed on the electrode is a thin film over the entire surface , and then as the amount of gas increases sur- face tension ...
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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