Electrical Telegraphy, Electric Bells and Telephones

1931 ⭐ 2.0/10 1 votes

Overview

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.

Genres

Animation

Production Countries

Japan

Spoken Languages

No spoken language data available.

No streaming providers available for this content

Cast

Crew

Yasuji Murata

Director

Posters

External Links

Official Website