Electricity and movement
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The basic principles of the electric motor. Opens with an account of the properties of magnets. Compares the action of permanent magnets and electro-magnets. An electro-magnet is used to work an electric bell. An electro-magnet is then adapted so that it turns on an axle and, in this way, the development of a simple electric motor is demonstrated.
Credits
- Directed by
- John Durst
Sources
- 16mm Filmography (legacy record) — title, description, catalog record
- Wikidata · Q123305588 ↗ — year, creator, country, credits
Original permalink · Record added 2026-01-23 03:27:35