HOW ELECTRICITY IS PRODUCED
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Explains that electricity is produced in three ways: by friction, by chemical action and by magnetic action. Shows Faraday discovering the principle of electromagnetic induction. Demonstration with small magneto clarifies the principle. Shows how mechanical energy is converted at a hydro-electric plant into electrical energy, by this same principle
Complete catalog record
Source: Dowling
Interest level: el
Guide: Guide
Price: $110
Format: sd color
Interest level: el
Guide: Guide
Price: $110
Format: sd color
Sources
- Educational film guide. Supplements (1959-62) — title, year, length, format, color, sound, description, catalog record
Record added 2026-07-06 16:23:54