Product Description
For investigating the interaction between magnetic elds
and a current carrying wire. Includes both wide and narrow
current balance wires. A copper wire formed into a rectangle
with a discontinuity at one end and is balanced on a pair
of metal fulcra. The ends are joined by a plastic sleeve
through which a
brass pointer is
tted. Electrical
connections
are made via a
4mm socket in
the end of each
fulcrum.