The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, Literature and General Information, المجلدات 9-10Hugh Chrisholm University Press, 1910 |
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الصفحة 176
... dynamo . The first suggestion for a machine of the above kind seems to have grown out of the invention of Volta's electrophorus . Abraham Bennet , the inventor of the gold leaf electro- scope , described a doubler or machine for ...
... dynamo . The first suggestion for a machine of the above kind seems to have grown out of the invention of Volta's electrophorus . Abraham Bennet , the inventor of the gold leaf electro- scope , described a doubler or machine for ...
الصفحة 177
... dynamos we may speak of the conduc- tors which carry the initial charges as the field plates , and of the moving conduc- tors on which are induced the charges which are sub- sequently added to those on the field plates , as the carriers ...
... dynamos we may speak of the conduc- tors which carry the initial charges as the field plates , and of the moving conduc- tors on which are induced the charges which are sub- sequently added to those on the field plates , as the carriers ...
الصفحة 180
... DYNAMO ; MOTORS , ELECTRIC ; TRANSFORMERS ; ACCUMULATOR ; POWER TRANSMISSION : Electric ; TRACTION ; LIGHTING : Electric ; ELECTROCHEMISTRY and ELECTROMETALLURGY . The principles of telegraphy ( land , submarine and wireless ) and of ...
... DYNAMO ; MOTORS , ELECTRIC ; TRANSFORMERS ; ACCUMULATOR ; POWER TRANSMISSION : Electric ; TRACTION ; LIGHTING : Electric ; ELECTROCHEMISTRY and ELECTROMETALLURGY . The principles of telegraphy ( land , submarine and wireless ) and of ...
الصفحة 185
... dynamo - electric machines . THIRD PERIOD.With this supremely important discovery of Faraday's we enter upon the third period of electrical research , in which that philosopher himself was the leading figure . He not only collected the ...
... dynamo - electric machines . THIRD PERIOD.With this supremely important discovery of Faraday's we enter upon the third period of electrical research , in which that philosopher himself was the leading figure . He not only collected the ...
الصفحة 187
... DYNAMO ) . These machines about 1866 and 1867 began to be constructed on a commercial scale and were employed in the production of the electric light . The discovery of electric - current induction also led to the pro- duction of the ...
... DYNAMO ) . These machines about 1866 and 1867 began to be constructed on a commercial scale and were employed in the production of the electric light . The discovery of electric - current induction also led to the pro- duction of the ...
عبارات ومصطلحات مألوفة
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