Classic demonstration of how a current loop generates a magnetic field. Two coils of insulated wire, with five and ten turns respectively, are wound around a 6" diameter plastic ring. The ring is mounted on a plastic base with three binding posts that allow connection to five, ten, or fifteen turns of wire. A magnetic compass (included) can be placed on the base to observe and measure deflection of the compass. An activity guide is included. Power source and connecting wires not included.Additional Info: Demonstrates how a current loop generates a magnetic field. two coils of insulated wire with 5 and 10 turns respectively are wound around a 6" dia. Plastic ring. includes magnetic compass & activity guide. power source & connecting wires not included. Package Size(L x W x H): 7.5 X 6.5 X 3 (IN)Categories: Magnetism, GalvanometerHTS Code: 8543.30.000UNSPSC: 4.11136e+007Country Of Origin: INDIA