"John Fields" wrote in message
...

If you ever get to it, instead of just mouthing opinion I'd be
interested in learning how the voltage across the gap changed, and
especially interested in learning how you managed to measure the
current in the unconnected wire.

--
JF

With a clamp on ampmeter which is unaffected by the momentum
of the magnetic field and has it's positive battery terminal connected
to earth ground? ;~)
Art