The Annals of Electricity Magnetism and Chemistry and Guardian of Experimental Science, Band 8Sherwood, Gilbert and Piper |
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Seite 18
... zinc and a Platinum - zinc Voltaic Series . By Dr. M. H. JACOBI , Mem . Imp . Acad . St. Petersburgh . † I have the honour of communicating to the Imperial Academy of Science , the result of my experiments on the relative powers of two ...
... zinc and a Platinum - zinc Voltaic Series . By Dr. M. H. JACOBI , Mem . Imp . Acad . St. Petersburgh . † I have the honour of communicating to the Imperial Academy of Science , the result of my experiments on the relative powers of two ...
Seite 19
... zinc . 23.1 0.380 135.3 0.097 Platinum - zinc . 0.395 0.135 If A and A ' represent the electromotive powers , and X and X the resistances presented by the series themselves , we shall have , accord- ing to the formula of Ohm , † these ...
... zinc . 23.1 0.380 135.3 0.097 Platinum - zinc . 0.395 0.135 If A and A ' represent the electromotive powers , and X and X the resistances presented by the series themselves , we shall have , accord- ing to the formula of Ohm , † these ...
Seite 21
... zinc , the other Platinum - zinc . By Dr. M. H. JACOBI , Mem . Imp . Academy St. Petersburg , & c . & c . At the sitting of January 13th , of last year , I had the honour of presenting a note to the Academy , on the measurement of the ...
... zinc , the other Platinum - zinc . By Dr. M. H. JACOBI , Mem . Imp . Academy St. Petersburg , & c . & c . At the sitting of January 13th , of last year , I had the honour of presenting a note to the Academy , on the measurement of the ...
Seite 22
... zinc as 2 · 4 15.35 ; and 2. Because , under the conditions in question , the electro - motive force of platinum - zinc is to that of copper - zinc as 23000 to 14610 . These numbers , which result from the relation of resistances , do ...
... zinc as 2 · 4 15.35 ; and 2. Because , under the conditions in question , the electro - motive force of platinum - zinc is to that of copper - zinc as 23000 to 14610 . These numbers , which result from the relation of resistances , do ...
Seite 24
... zinc . Platinum - zinc . Electromotive force .... 13552 Resistance .... 12.1 22515 33.9 The pair of copper and zinc having 36 , and that of platinum and zinc only 2.5 , square inches of surface , it follows , since the resist- ance is ...
... zinc . Platinum - zinc . Electromotive force .... 13552 Resistance .... 12.1 22515 33.9 The pair of copper and zinc having 36 , and that of platinum and zinc only 2.5 , square inches of surface , it follows , since the resist- ance is ...
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ammonia animal apparatus appears applied atmosphere atoms attraction ball battery become Becquerel bodies boiler brass camphor carbonic acid cause chemical circuit circumstances cloud colour condenser conductor copper curve cylinder declination decomposing decomposition deposited dilute direction disc discharge divergence effect electric action electric current electric fluid electrified electro-magnet electrometer electroscope employed evaporation experiments extremities fact force galvanic galvanometer gilding glass gold leaf heat hydrogen immersion inches increase induced instrument insulated intensity iron latter liquid luminous arc magnetic magnetometer manner means mercury metal minutes motion needle negative nitric acid observations obtained oxamic oxamic acid oxamide oxide oxygen pairs paper particles phenomena Philosophical piece pile plate platinum poles portion positive present produced proportion repulsion resistance salt shew side solution steam substance sufficient sulphuric acid surface takes place temperature thickness tion tricity tube vapour vessel voltaic WILLIAM STURGEON wire zinc