Electric generators; electric lightD. Appleton, 1883 |
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Página 8
... extremities of the circuit , R the electric resistance of the circuit . This formula expresses : The intensity of a current in an electric circuit is in direct proportion to the electro - motive force , and in inverse proportion to the ...
... extremities of the circuit , R the electric resistance of the circuit . This formula expresses : The intensity of a current in an electric circuit is in direct proportion to the electro - motive force , and in inverse proportion to the ...
Página 21
... extremity ƒ by gun- wadding , calibre 24 , which can easily be replaced if necessary . The tube B contains crystals of copper sulphate . The wadding acts the part of a porous cell . The battery is charged by pouring water into the ...
... extremity ƒ by gun- wadding , calibre 24 , which can easily be replaced if necessary . The tube B contains crystals of copper sulphate . The wadding acts the part of a porous cell . The battery is charged by pouring water into the ...
Página 41
... extremities of the German silver wires reach into a brass capsule , which forms the bottom of the mould in which the other metal is cast . Fig . 16 represents two separate elements in natural See the description and diagrams in Ganot's ...
... extremities of the German silver wires reach into a brass capsule , which forms the bottom of the mould in which the other metal is cast . Fig . 16 represents two separate elements in natural See the description and diagrams in Ganot's ...
Página 42
... extremity is likewise held fast by the molten metal , and which conducts the heat to the hot soldering . The extremities of these copper rods form a small circle , fastened between two mica plates , and R are all heated simultaneously ...
... extremity is likewise held fast by the molten metal , and which conducts the heat to the hot soldering . The extremities of these copper rods form a small circle , fastened between two mica plates , and R are all heated simultaneously ...
Página 47
... extremities of these stars fit into copper clamps , fixed on two small planks , and this arrangement permits the coupling together of the stars of ten elements , either for tension or for quantity . The gas supply is regulated by ...
... extremities of these stars fit into copper clamps , fixed on two small planks , and this arrangement permits the coupling together of the stars of ten elements , either for tension or for quantity . The gas supply is regulated by ...
Términos y frases comunes
action alternating currents apparatus arc lamps armature arrangement bobbins brushes Bunsen carbon carbon point carbon-holder Carcels centimetres Cheaper Edition cloth coils commutator conductor connected consists constructed copper core current passes cylinder Demy 8vo diameter discs distance dynamo dynamo-electric machine Edison effected electric current electric light electro-magnet electro-motive force electrode elements exciting machine fixed Gramme dynamo Gramme machine Gramme's heat horse-power illumination Illustrations incandescent lamps induction inductors insulated intensity iron Jablochkoff candle length lever lighthouses lower Lumière Électrique luminous point magnetic field mechanism Méritens metallic metres millimetres movable obtained piece placed plate platinum poles position post 8vo price 35 produced quantity regulator represented in Fig revolutions per minute ring screw Second Edition secondary battery secondary couple shunt Siemens Small crown 8vo solderings solenoid spiral spring sulphate temperature tension terminals thermo-electric traverses tube upper carbon vessel vols voltaic arc wheel wire zinc
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