Denshin Denrei Denwa
When copper wire is wrapped around an iron rod and connected to a battery, it becomes an electromagnet. A science teaching material movie that explains the principle and structure of electric bells and telephones by applying the principle of an electromagnet through a fusion of live action and animation.
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Electrical Telegraphy, Electric Bells and Telephones has 1 episode.
As of now, Electrical Telegraphy, Electric Bells and Telephones has finished.
Electrical Telegraphy, Electric Bells and Telephones is a movie with episodes around 11 minutes long, originally from Japan.