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Video Video
TITLE: Electrical energy [videorecording].
SERIES: Investigations in physics - experiments and observations
PUBLISHED: Princeton, NJ : Films for the Humanities & Sciences ; 1997.
DESCRIPTION: 1 video cassette (30 min.) : sd., col. ; 1/2 in.
NOTES: Original copy.
NOTES: This program uses a solar-powered toy car; magnets, coils of enamel wire, a small bulb, and a propeller; copper wire; a galvanometer; a screen coil and a swing coil; aluminum rods and two dry cell bateries; liquid nitrogen, a superconductor, and neodymium magnet; and a montage of different power plants to demonstrate the following concepts: dynamos, electromagnetic induction, how generators work, mutual induction, eddy current, superconductors, steam, hydorelectric, nuclear, wave, and wind energy conversion.
ADDED ENTRY: Films for the Humanities & Sciences.

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