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Direct & alternating current

Author: Films for the Humanities (Firm)
Publisher: Princeton, NJ : Films for the Humanities & Sciences, 1987.
Series: Introductory concepts in physics.
Edition/Format:   VHS video : VHS tape   Visual material : EnglishView all editions and formats
Summary:
Two neon lamps, one connected to a battery and the other connected to an alternating current power source, are employed to demonstrate the difference between direct current (DC) and alternating current (AC). A selenium rectifier is used to change AC to DC and to set a model car in motion.
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Material Type: Videorecording
Document Type: Visual material
All Authors / Contributors: Films for the Humanities (Firm)
OCLC Number: 17967163
Notes: "FFH 1187."
Description: 1 videocassette (14 min.) : sound, color ; 1/2 in.
Details: VHS format.
Series Title: Introductory concepts in physics.
Other Titles: Direct and alternating current
Responsibility: NHK Educational Film Segments.

Abstract:

Two neon lamps, one connected to a battery and the other connected to an alternating current power source, are employed to demonstrate the difference between direct current (DC) and alternating current (AC). A selenium rectifier is used to change AC to DC and to set a model car in motion.

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