PIRA Classification: 5K10.40
Description: A coil of wire is connected to a battery through a tap switch and a second coil is connected to a galvanometer. An iron core is placed inside both coils. When the switch is tapped, a greater deflection is observed then when there was no core.
Special Instructions: Separate the coils by 6 inches before energizing.
Condition: Good
Setup time: 2 minutes
Safety Issues: None