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Hipervinculo Física
Find out how the U.S. electrical grid came to carry alternating current and why direct current might make more sense today.
It is an educational content of CK-12 Foundation (to access some of the CK-12 ...
Hipervinculo Física
The difference between direct current and alternating current.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
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