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August 1, 2025
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jan 18, 1884 - (AC) battery

Description:

Nikola Tesla invented the electric alternator for producing alternating current (AC). Until this time, electricity had been generated using direct current (DC) from batteries.

Added to timeline:

ByJR
2 months ago
2
0
229

Date:

jan 18, 1884
Now
~ 141 years ago