Electricity and magnetism : an elementary text-book, theoretical and practical (1920)
Glazebrook, Richard, Sir, 1854-1935 · Cambridge : The University press · leaf 323
has been observed; it is extremely difficulthowever to make sure that this was not due to actual chemicalaction occurring between the chlorine and the metals. 195. Acid-Metal Contact. When the two metalsare connected by acid they are really at different potentials,but the electrometer needle is not… … Fig. 189. the potentials of the acid and of the air near the copper exceedthat of the copper by the same amount. The diagram ofpotential is as shewn in Fig. 189; the air is throughout at 314 ELECTRICITY [CH. XIX the same potential, that of the acid; so far as the metals areconcerned there is no…
Electricity · Magnetism
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