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Magnetic Field Caused by Electric Current

A wire is suspended above a compass.

Concept Overview:

1. An electric current will produce a magnetic field.

Lecturer Procedure

Step(s) to Follow Expected Result
1. Close the switch Compass needle realigns with the magnetic field.

1. Open the switch.

2. Close switch in the opposite direction as above.

Compass needle realigns with the magnetic field in the opposite direction

 

Identifier
E&M: M - 001