162 U. S. GO
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magnetic field pattern; Rotating in a demonstration three-phase winding stator; factors that cause rotation of the construction of polyphase magnetic field; motors. Animation. Supplementary filmstrip, same title, also available. 32, 4
Complete catalog record
Series: Electrical Machinery No. Work Series. Electrical 2
Film number: OE 384
Type: Motion Picture
Film number: OE 384
Type: Motion Picture
Sources
- 3434 U.S. Government Films — title, year, creator, length, format, description, catalog record
Record added 2026-07-13 14:19:23