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demonstrations:5_electricity_and_magnetism:5k_electromagnetic_induction:spinning_disc_levitation:start

Levitating Magnet Over A Spinning Disc

Description

A magnet attached to a plastic strip resting on a metal plate that spins on a DC motor.

Purpose

Show Lenz's law, particularly that the induced current opposes a change in flux.

Apparatus

Setup

Plug the apparatus into the power supply and slowly increase the power/speed until the magnet levitates above the disc.

Notes

Demo room information

Location P2
Maker Unknown
Current State Working
demonstrations/5_electricity_and_magnetism/5k_electromagnetic_induction/spinning_disc_levitation/start.txt · Last modified: 2020/01/30 23:16 by demoroom