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Peer reviewedClack, Jhules A. M.; Toepker, Terrence P. – Physics Teacher, 1990
Describes an experiment demonstrating Lenz's law by measuring a magnet falling through a copper tube compared to a nonmagnet falling. Presents diagrams and pictures showing the apparatus. (YP)
Descriptors: Computer Interfaces, Laboratory Equipment, Laboratory Experiments, Laboratory Procedures
Peer reviewedMichaelis, M. M.; Haines, C. M. – Physics Education, 1989
Describes several ways to partially levitate permanent magnets. Computes field line geometries and oscillation frequencies. Provides several diagrams illustrating the mechanism of the oscillation. (YP)
Descriptors: Computation, Magnets, Mathematical Formulas, Physics
