The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, Literature and General Information, المجلدات 9-10Hugh Chrisholm University Press, 1910 |
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الصفحة 186
... Leyden jar . He added definiteness to the idea of the self - induction or induct- ance of an electric circuit , and gave a mathematical expression for the current flowing out of a Leyden jar during its discharge . He confirmed an ...
... Leyden jar . He added definiteness to the idea of the self - induction or induct- ance of an electric circuit , and gave a mathematical expression for the current flowing out of a Leyden jar during its discharge . He confirmed an ...
الصفحة 187
... Leyden - jar - like action of an insulated subterranean wire . Scientific and practical questions connected with the possibility of laying an Atlantic submarine cable then began to be discussed , and Lord Kelvin was foremost in develop ...
... Leyden - jar - like action of an insulated subterranean wire . Scientific and practical questions connected with the possibility of laying an Atlantic submarine cable then began to be discussed , and Lord Kelvin was foremost in develop ...
الصفحة 189
... Leyden jar and of the fact that the inside and outside coatings possessed opposite electricities , so that in charging the jar as much positive electricity is added to one side as negative to the other , led Franklin about 1750 to ...
... Leyden jar and of the fact that the inside and outside coatings possessed opposite electricities , so that in charging the jar as much positive electricity is added to one side as negative to the other , led Franklin about 1750 to ...
الصفحة 190
... Leyden jar were therefore to be regarded as the result of a transformation of something called electricity from one coating to the other , by which process a certain measurable quantity became so much less on one side by the same amount ...
... Leyden jar were therefore to be regarded as the result of a transformation of something called electricity from one coating to the other , by which process a certain measurable quantity became so much less on one side by the same amount ...
الصفحة 203
... Leyden jar when it is short - circuited . The object of polishing the balls and screening off light is to get a sudden and sharp discharge ; if the balls are rough there will be sharp points from which the charge will gradually leak ...
... Leyden jar when it is short - circuited . The object of polishing the balls and screening off light is to get a sudden and sharp discharge ; if the balls are rough there will be sharp points from which the charge will gradually leak ...
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acid action al-din Alexandria alternating current amirs ancient angles army became body British Cairo caliph called canal centre century charge chemical church circuit conductor connexion copper Coptic curve death density desert dielectric direction disk distance dynamo Edwards eggs Egyptian electric current electric force electrified electrodes electrolyte electromagnetic electromotive force electroscope elements England English equation Greek important induction insulated ions iron J. J. Thomson Khartum khedive king Kingdom land later Leyden jar London Lord magnetic force Mahommed Malik Mamelukes measure Mehemet Mehemet Ali ment metal monuments native Nile Osman Digna Pasha period plane plate position potential pressure produced quantity railway reign result Roman solution strain stress Suakin Sudan sultan surface Syria temple theory tion tombs town traction troops unit Upper Egypt Wadi Halfa waves wire XIIth Dynasty