The Encyclopedia Americana: A Library of Universal Knowledge, Količina 10Americana corporation, 1931 |
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Zadetki 1–3 od 87
Stran 115
... machine . The principle of its operation is the same as that of the cylin- der machine just described . It consists of a circular plate of glass , or ebonite , E , Fig . 2 , in place of the cylinder . Two sets of rubbers , s , s , 2 To ...
... machine . The principle of its operation is the same as that of the cylin- der machine just described . It consists of a circular plate of glass , or ebonite , E , Fig . 2 , in place of the cylinder . Two sets of rubbers , s , s , 2 To ...
Stran 116
... machines . The action of this machine in operation is also com- plicated . The Wimshurst machine is self - excit- ing , that is , it starts without any externally applied electric charge , as is requisite with the Holtz machine . It has ...
... machines . The action of this machine in operation is also com- plicated . The Wimshurst machine is self - excit- ing , that is , it starts without any externally applied electric charge , as is requisite with the Holtz machine . It has ...
Stran 228
... machine keeps on revolving . This property is a most valuable safety feature of the machine with traction sheave . By arranging the car to land on an oil buffer at the lower landing and by simi- larly obstructing the further descent of ...
... machine keeps on revolving . This property is a most valuable safety feature of the machine with traction sheave . By arranging the car to land on an oil buffer at the lower landing and by simi- larly obstructing the further descent of ...
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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