US$ 230.00
For yes/no
Twelve-ball drilled set in a foam-lined plastic case with two each of aluminum
sized for physics force experiments and balance calibration in classroom laboratory sessions
5 inches) make north and south poles instantly identifiable during attraction
Single-Phase Rheostat, Model E engine models For yes/noUsed to add variable resistance while keeping the slide wire wiper enclosed, this single phase rheostat carries oxidized constantan winding with 4mm safety socket terminals.
US$ 230.00
US$ 150.00
US$ 229.50
US$ 75.00
US$ 229.50
US$ 229.50