![Light bulb and switch (AC or DC)](https://physics.appstate.edu/sites/default/files/5h40_23a.jpg)
PIRA:
5H40.23
Area:
5 Electricity and Magnetism
Topic:
5H Magnetic Fields and Forces
Concept:
Force on Current
This device will light a bulb using DC or AC current. Placing a magnet near the bulb will cause the filament to vibrate when using AC but not DC.
NOTE: Caution must be used! Making the filament vibrate beyond a reasonable level will cause it to break!
Demo Contact
Scott Thomas
Demonstration Manager
828-262-2435
thomassa@appstate.edu