Electricity & Magnetism Demonstrations

1. Electrostatics
   • Producing Static Charge: Rods, Fur & Silk.
   • Rods and Pivot.
   • Pith Balls.
   • Charging by induction.
   • Can Attracted to Charged Rod.
   • Wimshurst Machine.
   • Van de Graaf generator.
2. Electric Fields and Potential
   • Hair on end
   • Confetti (styrofoam peanuts)
   • Faraday's Ice Pail
   • Radio in a Cage
   • Lightning Rod
3. Capacitance
   • Parallel Plate Capacitor
   • Capacitor with Dielectric
   • Dissectible Condenser
   • Short a Capacitor
   • Light a Bulb with a Capacitor
4. Resistance
   • Resistance Model
   • Wire Coil in Liquid Nitrogen
   • Iron Wire in Flame
   • Jacob's Ladder
5. Electromotive Force and Current
   • Thermocouple
6. DC Circuits
   • Ohm's Law
   • Kirchoff's Voltage Law
   • Series and Parallel Light Bulbs
   • Capacitor and Light Bulb
7. Magnetic Materials
   • Meissner Effect
8. Magnetic Fields and Forces
   • Oersted's Effect
   • Magnet and Iron filings
   • Iron Filings Around a Wire
   • Solenoid and Iron Filings
   • Field of a Toroid
   • Magnet's on a Pivot
   • Cathode Ray Tube
   • e/m Tube
   • Parallel Wires
   • Interacting Coils
   • Jumping Wire
10. Inductance
    • RL Time constant on Scope
    • Lamps in Series or Parallel with Ind.
11. Electromagnetic Induction
    • Induction coil with magnet, galv.
    • Induction coils and Battery
    • Eddy curents in pendulum
    • Magnets in Eddy Tubes
    • Jumping Ring
    • Motor/Generator
    • Hand Crank Generator
12. AC Circuits
13. Semiconductors and Tubes
    • Hall Voltage
14. Electomagnetic Radiation
    • Induction Coil
    • Hand held Tesla and Lamp
    • Tesla Coil and Pinwheel
    • Project the Spectrum

demos@physics.neiu.edu