Northwestern Physics Demos                                 Go back to MAGNETISM 
DCS# 5H25.10NWU#  E-50Location:   8 F 2
title: Hysteresis Trapeze
aka: swinging bar magnets, magnet in a coil

Two iron bars are suspended inside a solinoid.   When the bars are magnetized by the field of the coil, they repell.

    Predict what will happen when the bars become magnets.
overall set upun-energizedenergized