Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 550
e tops of the tubes, displacing the water, and it is foundthat from the wire connected with the zinc end of the battery, or negativeelectrode, hydrogen gas is given off, while at the positive electrode oxygengas is liberated, in volume precisely equal to half that of the hydrogen.This being the… … Fig. 263.—Decomposition of Water. measure of the current, all the other effects of which are found to be pro-portional to this. When the electricity in a current is said to be measured,it is simply the power of the current to deflect a magnet, or the quantityof gas it can liberate, or some other…
Inventions
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