The Encyclopedia Americana: A Library of Universal Knowledge, Količina 10Encyclopedia Americana Corporation, 1918 |
Iz vsebine knjige
Zadetki 1–5 od 75
Stran 32
... cells underground or chained to the walls of dark rooms into which the sunlight never penetrated . Quaker philanthro- pists in England began a crusade for the re- form of insane asylums which slowly gained ground and the movement spread ...
... cells underground or chained to the walls of dark rooms into which the sunlight never penetrated . Quaker philanthro- pists in England began a crusade for the re- form of insane asylums which slowly gained ground and the movement spread ...
Stran 94
... cell . " The simple primary cell , or Voltaic cell , as it is often called , from its inventor , Volta , consists of two different metals immersed in a weak water solution of some acid which will act with unequal intensity upon the two ...
... cell . " The simple primary cell , or Voltaic cell , as it is often called , from its inventor , Volta , consists of two different metals immersed in a weak water solution of some acid which will act with unequal intensity upon the two ...
Stran 95
... cell until they touch , a metallic conductor is placed so that one end touches the zinc and the other the copper , the current will traverse the whole length of the conductor ; and this conductor may be cut and a machine inserted , so ...
... cell until they touch , a metallic conductor is placed so that one end touches the zinc and the other the copper , the current will traverse the whole length of the conductor ; and this conductor may be cut and a machine inserted , so ...
Stran 96
... cell consisting of a platinum plate hung between two zinc plates in an elec- trolyte of dilute sulphuric acid . The platinum plate is roughened by an electro - deposit of platinum , forming a surface to which hydrogen bubbles will not ...
... cell consisting of a platinum plate hung between two zinc plates in an elec- trolyte of dilute sulphuric acid . The platinum plate is roughened by an electro - deposit of platinum , forming a surface to which hydrogen bubbles will not ...
Stran 97
... cell with the same components as the Daniell cell , but without the porous jar . The copper element is a spider - like form of sheet copper spreading its legs over the bot- tom of the jar . This copper form is completely covered with ...
... cell with the same components as the Daniell cell , but without the porous jar . The copper element is a spider - like form of sheet copper spreading its legs over the bot- tom of the jar . This copper form is completely covered with ...
Druge izdaje - Prikaži vse
The Encyclopedia Americana: A Library of Universal Knowledge, Količina 10 Prikaz kratkega opisa - 1931 |
Pogosti izrazi in povedi
18th century acid alternating current American ampere hours amperes ancient anode armature battery became body book of Enoch cables called carbon cathode cell cent century charge chemical Church circuit coil conductors connected constitution Consult copper corpuscle cylinder direct direct current discharge dynamo 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 insulated iron J. J. Thomson king known lamp later Leyden jar light lines literature London machine magnetic mass mechanical ment metal miles motor nature negative operation oxide period persons plants plate pole positive pounds pressure produced Prussia resistance Saint speed steam telegraphy temperature term theory tion tricity tube United usually voltage volts vote wire writing York zinc
Priljubljeni odlomki
Stran 88 - The person having the greatest number of votes as Vice President, shall be the Vice President, if such number be a majority of the whole number of electors appointed, and if no person have a majority, then from the two highest numbers on the list, the Senate shall choose the Vice President; a quorum for the purpose shall consist of two-thirds of the whole number of Senators, and a majority of the whole number shall be necessary to a choice. But no person constitutionally ineligible to the office...
Stran 88 - The electors shall meet in their respective states and vote by ballot for president and vice president, one of whom, at least, shall not be an inhabitant of the same state with themselves; they shall name in their ballots the person voted for as president, and in distinct ballots the person voted for as vice...
Stran 88 - And if the house of representatives shall not choose a president whenever the right of choice shall devolve upon them, before the fourth day of March next following, then the vice president shall act as president, as in the case of the death or other constitutional disability of the president.
Stran 272 - Now, therefore, I, ABRAHAM LINCOLN, President of the United States, by virtue of the power in me vested as Commander-in-Chief of the Army and Navy of the United States in time of actual armed rebellion against the authority and Government of the United States, and as a fit and necessary war measure for suppressing said rebellion, do, on this...
Stran 219 - Tantalum Technetium Tellurium Terbium Thallium Thorium Thulium Tin Titanium Tungsten Uranium Vanadium Xenon Ytterbium...
Stran 300 - What then are the situations, from the representation of which, though accurate, no poetical enjoyment can be derived ? They are those in which the suffering finds no vent in action ; in which a continuous state of mental distress is prolonged, unrelieved by incident, hope, or resistance ; in which there is everything to be endured, nothing to be done.
Stran 168 - CGS units of capacity. Henry (the unit of inductance) — the inductance produced in a circuit when the current is changing at the rate of one ampere per second and is producing in the circuit a difference of pressure amounting to one volt. A henry is equal to 10
Stran 258 - Thou hast said much here of Paradise Lost, but what hast thou to say of Paradise Found?
Stran 72 - To the end the body of the commons may be preserved of honest and good men, it was ordered and agreed, that, for the time to come, no man shall be admitted to the freedom of this body politic, but such as are members of some of the churches within the limits of the same.
Stran 176 - Lenz, in 1834, summed up the matter by saying that in all cases of electromagnetic induction the induced currents have such a direction that their reaction tends to stop the motion which produces them.