SUBJECT: The Magnetic Field of a Wire and a Compass
NOTE: You must be connected to the Internet to view this simulation!
DESCRIPTION: This applet simulates the magnetic field of a long current-carrying wire and a compass needle, along with the dynamics of their interaction.
VISUALIZATION: Start Simulation (you must have Java™ J2SE v1.4+ JRE installed. Mac OS X users need the Java3D update.)