Single-phase and polyphase circuits

United States, 1945

Film
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Episode number 1 of Series “Electrical work: electrical machinery”.
A training film explaining a single-phase synchronous generator; the use of sine curves to illustrate flow change; a two-phase system and three-phase system and ways to simplify wiring.

Credits

production company

Ray-Bell Films

United States. Office of Education

Language

English

Duration

00:16:35:00

Colour

Black and White

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