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Re: Teaching Magnetism



Or I would ask students to verify this by estimating
the torque in the terrestrial magnetic field.

On Sunday, Jul 6, 2003, at 12:55 Ludwik Kowalski wrote:

I do not remember trying this but attaching disk magnets to
soft iron rods, or to weak bar magnets, will produce stronger
"bar magnets." I would try this today if I were in school.