MAGNETISM, PT B
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Discusses magnetic terms--permeability, retentivity, flux, reluctance, residual magnetism, and magnetic shielding. Explains the characteristics of temporary and permanent magnets, concluding with a presentation of the basic shapes in which magnets are generally found. (Kinescope)
Sources
- usgov-av-1974 — title, creator, length, color, sound, description
Record added 2026-07-01 03:45:53