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Results tagged with electricity
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user 6085
The study of the presence and flow of electric charge. Charges, currents, fields, potentials. It has also sub-topics such as voltage, current and resistance.
5
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2
answers
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High voltage / current sources in 19th century cathode ray experiments
In modern chemistry textbooks, a DC source (battery symbol) is usually shown for cathode ray tube experiments by Thomson and others. Certainly, no battery can provide very high voltages needed for gas …
- 4,398
0
votes
2
answers
277
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What experiments led to the sign of the electron's charge?
The famous Millikan's oil drop experiment in 1908 determined the magnitude of charge of the electron to be 1.59*10^(-19) C. However, it was well known that electron has a negative charge. Although the …
- 4,398
1
vote
1
answer
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Hydrogen electrode and its electrode potential
In electrochemistry, all electrode potentials are quoted with reference to the standard hydrogen electrode. Its value is assigned to be 0 volts. I have been searching for the origin of this convention …
- 4,398