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Results tagged with electricity
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user 609
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.
3
votes
Accepted
What did Westinghouse use for power to drive Tesla's generators during the 1892 World's Fair
The Tesla Society has a photo of a "Allis-Corliss Engine."
Wikipedia identifies this as a large steam-powered engine.
And over at vintagemachinery.org, it is stated explicitly that
The duty of …
- 2,578
1
vote
Why does 'Wheatstone bridge' carries Wheatstone's name when it was invented by someone else?
This happens all the time -- inventions, techniques, diseases, disease cures, all tend to get named for the person who brought them into general use (or simply crushed the competition)
See, for …
- 2,578
7
votes
Accepted
Was the telegraph system of 1859 powered by AC or DC and how extensive was it?
office at No. 31 State Street in
Boston at 9:30 a.m., the operators' lines were overflowing with
current, so they unplugged the batteries connected to their machines,
and kept working using just the electricity …
- 2,578